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FOUND 515 RESULTS: Alphabetical listing is based on data set title.

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  1. A Half-Century of Change in Arctic Alaskan Shrubs: A Photographic-Based Assessment
    In this study, the locations of 193 old aerial photographs of northern Alaskan landscapes were rephotographed and assessed for changes in vegetation. The original photographs were taken over northern Alaska between 1948 and 1951, and the new photographs were taken between 1999 and 2003. The region ... more
    Spatial Coverage: Lat: (68.00, 70.00), Lon: (-165.00, -145.00)
    Temporal Coverage: 1999 - 2003
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: TIFF > Tagged Image File Format

  2. AARI 10-Day Arctic Ocean EASE-Grid Sea Ice Observations
    NOTE: This data set has been replaced by the Sea Ice Charts of the Russian Arctic in Gridded Format, 1933-2006 data set (http://nsidc.org/data/g02176.html). These gridded ice charts represent a reformatting of information contained in another data set, the Russian Arctic and Antarctic Research ... more
    Spatial Coverage: Lat: (68.00, 90.00), Lon: (-24.00, 110.00)
    Temporal Coverage: 1953-01-01 - 1990-12-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: thrice monthly
    Distribution Format: compressed tar

  3. AMMR Air and Brightness Temperature Data, Wakasa Bay
    The Wakasa Bay Field Campaign was conducted in January and February 2003 to validate rainfall algorithms developed for the Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E). The primary objective was to validate both AMSR and AMSR-E shallow rainfall and snowfall retrievals. ... more
    Spatial Coverage: Lat: (30.68, 41.48), Lon: (134.03, 150.35)
    Temporal Coverage: 2003-01-14 - 2003-02-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Sampling resolution is once per second.
    Distribution Format: ASCII

  4. AMSR-E/Aqua 5-Day L3 Global Snow Water Equivalent EASE-Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. These ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: daily
    Distribution Format: HDF-EOS
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  5. AMSR-E/Aqua Daily EASE-Grid Brightness Temperatures
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of the Earth. NSIDC produces AMSR-E gridded brightness temperature data by interpolating AMSR-E data (6.9 GHz, 10.7 GHz, 18.7 GHz, ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Daily
    Distribution Format: binary

  6. AMSR-E/Aqua Daily Global Quarter-Degree Gridded Brightness Temperatures
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of the Earth. NSIDC produces AMSR-E gridded brightness temperature data by interpolating AMSR-E data (6.9 GHz, 10.7 GHz, 18.7 GHz, ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 0.25 degree, Lon: 0.25 degree, Temporal: Daily
    Distribution Format: binary

  7. AMSR-E/Aqua Daily L3 12.5 km Brightness Temperature, Sea Ice Concentration, & Snow Depth Polar Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite, provides global passive microwave measurements of land, ocean, and atmospheric variables for the investigation of water and energy cycles. This Level-3 ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 12.5 km, Lon: 12.5 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  8. AMSR-E/Aqua Daily L3 25 km Brightness Temperature & Sea Ice Concentration Polar Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of land, ocean, and atmospheric variables for the investigation of water and energy cycles. This Level-3 ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 12.5 km, Lon: 12.5 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  9. AMSR-E/Aqua Daily L3 6.25 km 89 GHz Brightness Temperature Polar Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. This ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS
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  10. AMSR-E/Aqua Daily L3 Global Ascending/Descending .25x.25 deg Ocean Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 0.25 deg, Lon: 0.25 deg, Temporal: Daily
    Distribution Format: HDF-EOS
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  11. AMSR-E/Aqua Daily L3 Global Snow Water Equivalent EASE-Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. These ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: daily
    Distribution Format: HDF-EOS
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  12. AMSR-E/Aqua Daily L3 Surface Soil Moisture, Interpretive Parameters, & QC EASE-Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. Soil ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-18 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: daily
    Distribution Format: HDF-EOS
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  13. AMSR-E/Aqua L1A Raw Observation Counts
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric parameters for the investigation of global water and energy cycles. AMSR-E Level 1A ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-06-19 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Each swath spans approximately 50 minutes.
    Distribution Format: HDF

  14. AMSR-E/Aqua L2A Global Swath Spatially-Resampled Brightness Temperatures (Tb)
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of global water and energy ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-18 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS
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  15. AMSR-E/Aqua L2B Global Swath Ocean Products derived from Wentz Algorithm
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-18 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Each swath spans 50 minutes.
    Distribution Format: HDF-EOS
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  16. AMSR-E/Aqua L2B Global Swath Rain Rate/Type GSFC Profiling Algorithm
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. This Level-2B swath product ... more
    Spatial Coverage: Lat: (-70.00, 70.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-18 - Continuing
    Resolution: Lat: 5.4 km, Lon: 5.4 km, Temporal: Each swath spans 50 minutes.
    Distribution Format: HDF-EOS
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  17. AMSR-E/Aqua L2B Surface Soil Moisture, Ancillary Parms, & QC EASE-Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. Soil moisture and other land ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-18 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Each swath spans 50 minutes.
    Distribution Format: HDF-EOS
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  18. AMSR-E/Aqua Monthly L3 5x5 deg Rainfall Accumulations
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. This Level-3 rainfall ... more
    Spatial Coverage: Lat: (-70.00, 70.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 5 deg, Lon: 5 deg, Temporal: monthly
    Distribution Format: HDF-EOS
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  19. AMSR-E/Aqua Monthly L3 Global Ascending/Descending .25x.25 deg Ocean Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 0.25 deg, Lon: 0.25 deg, Temporal: Monthly
    Distribution Format: HDF-EOS
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  20. AMSR-E/Aqua Monthly L3 Global Snow Water Equivalent EASE-Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. These ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: daily
    Distribution Format: HDF-EOS
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  21. AMSR-E/Aqua Weekly L3 Global Ascending/Descending .25x.25 deg Ocean Grids
    The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave measurements of terrestrial, oceanic, and atmospheric variables for the investigation of water and energy cycles. ... more
    Spatial Coverage: Lat: (-89.24, 89.24), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-06-19 - Continuing
    Resolution: Lat: 0.25 deg, Lon: 0.25 deg, Temporal: Weekly
    Distribution Format: HDF-EOS
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  22. AMSR/ADEOS-II L1A Raw Observation Counts
    The Advanced Microwave Scanning Radiometer (AMSR) instrument on the Japan Aerospace Exploration Agency's (JAXA) Advanced Earth Observation Satellite-II (ADEOS-II) provided global passive microwave measurements of land, ocean, and atmospheric variables for the investigation of global water and ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-01-27 - 2003-10-24
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Each swath spans approximately 50 minutes
    Distribution Format: HDF-EOS

  23. AMSR/ADEOS-II L2A Global Swath Spatially-Resampled Brightness Temperatures
    The Advanced Microwave Scanning Radiometer (AMSR) instrument on the Japan Aerospace Exploration Agency's (JAXA) Advanced Earth Observation Satellite-II (ADEOS-II) provided global passive microwave measurements of land, ocean, and atmospheric variables for the investigation of global water and ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-01-28 - 2003-10-24
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS

  24. AMSRIce03 Photomosaics
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains photographic mosaics of sea ice in the ... more
    Spatial Coverage: Lat: (71.18, 71.28), Lon: (-156.40, -156.15)
    Temporal Coverage: 2003-03-11 - 2003-03-11
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Photoshop (psd)

  25. AMSRIce03 Sea Ice Thickness Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains ice thickness measurements collected over ... more
    Spatial Coverage: Lat: (71.18, 71.28), Lon: (-156.40, -156.15)
    Temporal Coverage: 2003-03-09 - 2003-03-21
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  26. AMSRIce03 Snow Depth Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains snow depth measurements collected over sea ... more
    Spatial Coverage: Lat: (71.18, 71.28), Lon: (-156.40, -156.15)
    Temporal Coverage: 2003-03-04 - 2003-03-19
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  27. AMSRIce03 Snow Ice Temperature Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains snow ice temperature measurements collected ... more
    Spatial Coverage: Lat: (71.18, 71.28), Lon: (-156.40, -156.15)
    Temporal Coverage: 2003-03-20 - 2003-03-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  28. AMSRIce03 Snow Pit Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains snow pit data collected over sea ice in the ... more
    Spatial Coverage: Lat: (71.18, 71.28), Lon: (-156.40, -156.15)
    Temporal Coverage: 2003-03-03 - 2003-03-23
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  29. AMSRIce03 Surface Roughness Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains surface roughness measurements collected ... more
    Spatial Coverage: Lat: (71.18, 71.28), Lon: (-156.40, -156.15)
    Temporal Coverage: 2003-03-16 - 2003-03-16
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  30. APR-2 Dual-frequency Airborne Radar Observations, Wakasa Bay
    In January and February 2003, the Airborne Second Generation Precipitation Radar (APR-2) collected data in the Wakasa Bay AMSR-E validation campaign over the sea of Japan on board a NASA P-3 aircraft. Data were collected on all P-3 flights that encountered precipitation. APR-2 collected data at ... more
    Spatial Coverage: Lat: (30.00, 45.00), Lon: (130.00, 150.00)
    Temporal Coverage: 2003-01-14 - 2003-02-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary HDF and image .jpg files

  31. AVHRR (1 km) Data Collected Onboard the USCGC Polar Sea
    The AVHRR images were downloaded to the USCGC Polar Sea during the NSF/ARCSS/OAII-funded Northeast Water Polynya Project. There are 126 AVHRR images available from NOAA 10, 11, and 12 from July 19, 1993, to August 16, ... more
    Spatial Coverage: Lat: (55.00, 72.00), Lon: (-170.00, -131.00)
    Temporal Coverage: 1993-07-19 - 1993-08-16
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  32. AVHRR Leads-ARI Polar Gridded Brightness Temperatures
    This data set consists of AVHRR imagery selected from hard copy 'quick look' images to provide the best coverage possible over the Arctic approximately every three days for a three-year period. Level 1B data from NOAA/SDSD have been calibrated and mapped to earth locations, then gridded (1 km ... more
    Spatial Coverage: Lat: (60.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1988-01-01 - 1989-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  33. AVHRR Polar 1 Km Level 1B Data Set

    Please note that the machine on which these AVHRR data are processed has reached its life expectancy and will no longer be available as of 02 June 2008 until further notice.

    NSIDC collects and archives 1.1 km High Resolution Picture Transmission (HRPT) and Local Area ... more
    Spatial Coverage: Lat: (-90.00, -50.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1992-04-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  34. AVHRR Polar Pathfinder Twice-Daily 1.25 km EASE-Grid Composites

    Please note that the machine on which these AVHRR data are processed has reached its life expectancy and will no longer be available as of 02 June 2008 until further notice.

    The AVHRR Polar Pathfinder Twice-Daily 1.25 km EASE-Grid Composites are a collection of products ... more
    Spatial Coverage: Lat: (-90.00, -54.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1992-04-01 - 1998-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Twice daily
    Distribution Format: 1-byte and 2-byte integer grids. Ice motion data are in ASCII text format.

  35. AVHRR Polar Pathfinder Twice-Daily 25 km EASE-Grid Composites
    The AVHRR Polar Pathfinder Twice-Daily 25 km EASE-Grid Composites are a collection of products for both poles, consisting of twice-daily gridded and calibrated satellite channel data and derived parameters. Data include five Advanced Very High Resolution Radiometer (AVHRR) channels, clear sky ... more
    Spatial Coverage: Lat: (-90.00, -54.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1981-07-24 - 2000-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Twice-daily
    Distribution Format: 1-byte and 2-byte integer grids

  36. AVHRR Polar Pathfinder Twice-Daily 5 km EASE-Grid Composites
    The Advanced Very High Resolution Radiometer (AVHRR) Polar Pathfinder Twice-Daily 5 km EASE-Grid Composites are a collection of products for both poles, consisting of twice-daily calibrated and gridded satellite channel data and derived parameters. Data include five AVHRR channels, clear sky ... more
    Spatial Coverage: Lat: (-90.00, -54.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1981-07-24 - 2005-06-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Twice daily
    Distribution Format: binary

  37. AWI Moored ULS Data, Greenland Sea and Fram Strait, 1991-2002
    This data set consists of Upward Looking Sonar (ULS) data from 11 moorings in the Greenland Sea. Parameters in the processed data files include ice draft, water pressure, and water temperature. Raw data files with sonar travel time, and files with draft frequency of occurrence, are available as ... more
    Spatial Coverage: Lat: (74.40, 79.00), Lon: (2.00, 12.98)
    Temporal Coverage: 1991-08 - 2002-09
    Resolution: Lat: 74 25'N, Lon: 10 15'W, Temporal: Unspecified
    Distribution Format: ASCII text files

  38. AWI Moored ULS Data, Weddell Sea (1990-1998)
    Note: NSIDC has been notified of an error in the way the bias correction was applied to the ice draft data in this data set. We are currently working to resolve this issue. If you have an urgent need for these data, contact NSIDC User ... more
    Spatial Coverage: Lat: (-71.00, -59.00), Lon: (-53.00, 0.00)
    Temporal Coverage: 1990-11-22 - 1998-04-11
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  39. AWS Data: Characteristics of Snow Megadunes and Their Potential Effect on Ice Core Interpretation
    The Antarctic megadune research was conducted during two field seasons, one in November 2002 and the other during the period of December 2003 through January 2004. The megadune field site is located on the East Antarctic Plateau, southeast of Vostok station. The objectives of this multi-facetted ... more
    Spatial Coverage: Lat: (-80.79, -80.78), Lon: (124.43, 124.53)
    Temporal Coverage: 2004-01-16 - 2004-11-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: daily, approximately every 10 minutes
    Distribution Format: ASCII text

  40. Ablation Rates of Taylor Glacier, Antarctica
    This data set provides glacier surface ablation rates for a network of approximately 250 sites on Taylor Glacier, for year 2003. Here sublimation is the dominant ablation mechanism, though a few sites have accumulation. Data are available in space-delimited ASCII format and are available via ... more
    Spatial Coverage: Lat: (-78.00, -77.83), Lon: (160.00, 163.00)
    Temporal Coverage: 2003-01-01 - 2004-01-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text
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  41. Active Layer Monitoring, Arctic and Subarctic Canada
    This project involves measuring regional and site variability in maximum annual active layer development and vertical surface movement over permafrost, and monitoring sites over time in order to observe trends. The project records maximum thaw penetration, maximum heave and subsidence, late season ... more
    Spatial Coverage: Lat: (61.88, 69.72), Lon: (-134.95, -121.60)
    Temporal Coverage: 1991 - 2007
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: RTF

  42. Active layer and permafrost properties, including snow depth, soil temperature, and soil moisture, Barrow, Alaska
    This data set contains soil temperature, soil moisture, thaw depth, and snow depth data collected at test sites near Barrow, Alaska, during the following years. Soil temperature data - 1963-1966, 1993 Soil moisture data - 1963 Thaw depth - 1962-1968, 1991-1993 Snow depth - 1963-1964 This ... more
    Spatial Coverage: Lat: (71.32, 71.32), Lon: (-156.60, -156.58)
    Temporal Coverage: 1991-01-01 - 1993-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  43. Active layer physical processes at Broeggerhalvoya, western Spitsbergen
    These data have been collected from an Arctic desert site (latitude 78o57'29N, longitude 12o27'42E), Broeggerhalvoya in western Spitsbergen, 10 km NW from Ny Alesund, 45 m above sea level, 2 km from the shore. This is a low relief tip of a bedrock peninsula covered with several meters of ... more
    Spatial Coverage: Lat: (78.96, 78.96), Lon: (12.46, 12.46)
    Temporal Coverage: 1985-07 - 1986-06
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  44. Active layer thickness and ground temperatures, Svea, Svalbard
    Snow and soil temperature records for January 1988 - May 1996 are presented. Included are snow depth and weight measurements, snow density (calculated), active layer depth in the frost tubes, weight of wet and dried soil samples from unknown depth within the active layer (water content ... more
    Spatial Coverage: Lat: (77.90, 77.90), Lon: (16.68, 16.68)
    Temporal Coverage: 1987-07 - 1996-05
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  45. Active-Layer Depth of a Finnish Palsa Bog
    This data set contains 76 active-layer depth measurements (cm) of the Vaisjeäggi palsa bog, Finland, from 08 September 1993 to 14 October 2002. Data were collected from a single location at 69 deg 49'16.6' N, 27 deg 10'17.1' E. Data also contain snow depth (cm) when snow cover was present. Data ... more
    Spatial Coverage: Lat: (69.82, 69.82), Lon: (27.17, 27.17)
    Temporal Coverage: 1993-09-08 - 2002-10-14
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Annually in 1993, 1994, 1995, and 1998; More complete but inconsistent coverage
    Distribution Format: ASCII

  46. Active-Layer and Permafrost Temperatures, Sisimiut (Holsteinsborg), Greenland
    This data set contains active-layer and permafrost temperatures from Sisimiut, west Greenland, recorded from 18 sensors at depths of 0.25 m, 0.5 m, 0.75 m, 1 m, 1.25 m, 1.5 m, 1.75 m, 2 m, 2.5 m, 3 m, 3.5 m, 4 m, 4.5 m, 5 m, 6 m, 7 m, 8 m, and 9 m below the surface. Snow depth, snow extent, and ... more
    Spatial Coverage: Lat: (66.94, 66.94), Lon: (-53.64, -53.64)
    Temporal Coverage: 1967-09 - 1982-08
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  47. Active-Layer and Permafrost Temperatures, Soendre Stroemfjord, Greenland
    This data set contains active-layer and permafrost temperatures from two stations in Soendre Stroemfjord, Greenland. Snow depth and snow extent were also recorded. Thermometers at Station A (67 deg N, 50.8 deg W, 50 m asl) recorded temperatures once a day from September 1967 to February 1976. ... more
    Spatial Coverage: Lat: (67.00, 67.00), Lon: (50.80, 50.80)
    Temporal Coverage: 2006-4 - 2002-4
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  48. Air Temperatures at High Altitude, Kanchanjunga Himal, Eastern Nepal
    This data set provides air temperature (1.5 m above ground surface) data from the Kanchanjunga Himal, eastern Nepal. Air temperature was monitored from November 1998 to November 1999 at three locations (Tengkoma, Lhonak, and Ghunsa) at altitudes of 3410, 4750 and 6012 m ASL. Although temperature ... more
    Spatial Coverage: Lat: (27.65, 27.80), Lon: (87.93, 88.07)
    Temporal Coverage: 1998-11-4 - 1999-11-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  49. Airborne Cloud Radar (ACR) Reflectivity, Wakasa Bay, Japan
    This data set includes 94 GHz co- and cross-polarized radar reflectivity. The Airborne Cloud Radar (ACR) sensor was mounted to a NASA P-3 aircraft flown over the Sea of Japan, the Western Pacific Ocean, and the Japanese Islands. The ACR data were acquired during the AMSR/AMSR-E Wakasa Bay Field ... more
    Spatial Coverage: Lat: (30.00, 40.00), Lon: (130.00, 150.00)
    Temporal Coverage: 2003-01-14 - 2003-02-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: netCDF

  50. Airborne Laser Altimetry of the Thwaites Glacier Catchment, West Antarctica
    This data set includes airborne altimetry collected over the catchment and main trunk of Thwaites Glacier, one of Antarctica's most active ice streams. The airborne altimetry comprises 35,000 line-kilometers sampled at 20 meters along track. The full dataset has an internal error of ±20 cm; a ... more
    Spatial Coverage: Lat: (-80.00, -75.00), Lon: (-130.00, -95.00)
    Temporal Coverage: 2004-12-10 - 2005-01-29
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text
    View Images or Search Holdings:
        View Sample Data

  51. Airborne Surface Profiling of Alaskan Glaciers
    This data set consists of glacier outline, laser altimetry profile, and surface elevation change data for 46 glaciers in Alaska and British Columbia, Canada, measured with an airborne laser altimetry system. Six glaciers in the Alaska Range of central Alaska, two glaciers in the Wrangell Mountains ... more
    Spatial Coverage: Lat: (57.00, 61.50), Lon: (-149.25, -132.33)
    Temporal Coverage: 1994-05 - 1996-06
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  52. Amundsen Sea Sector Data Set
    This data set includes a nested model, that starts at low resolution for the whole Antarctic Ice Sheet, and then embeds higher resolution data at limited domains. There are at least three levels of nesting: whole, regional, and specific ice streams. Investigators focused on the Thwaites Glacier ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2004-12-21 - 2005-03-21
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: NetCDF

  53. Analysis of Siple Dome Ice Core Subsamples
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Saltzman ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: 9 text (ASCII) files

  54. Analysis of Siple Dome Ice Core: Carbonyl Sulfide (COS), Methyl Chloride (CH3Cl), and Methyl Bromide (CH3Br)
    This data set is part of the WAISCORES (West Antarctic Ice Sheet cores) project, research funded by the National Science Foundation (NSF) and designed to improve understanding of how the West Antarctic ice sheet influences climate and sea level change. WAISCORES investigators acquired and analyzed ... more
    Spatial Coverage: Lat: (-81.65, -81.65), Lon: (-148.81, -148.81)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: MS Excel and DOC format

  55. Annual Thaw Depths and Water Depths in Tanana Flats, Alaska
    Thaw depths and water depths were monitored at 1 m to 2 m intervals along a 255-m transect across an area of discontinuous and degrading permafrost on the Tanana Flats south of Fairbanks, Alaska. Measurements were taken once a year in late August from 1995 to 2002 to show effects of winter snow ... more
    Spatial Coverage: Lat: (64.70, 64.70), Lon: (-147.90, -147.90)
    Temporal Coverage: 1995-08-01 - 2002-08-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  56. Annual Thaw Depths in Illisarvik, Northwest Territories
    Thaw-depth data were collected annually in August from 21 August 1979 to 18 August 1999, from 400-m, 600-m, and tundra transects at Illisarvik lake, Richards Island, Northwest Territories, Canada. Coordinates are 69 deg 30 min N, 134 deg 32 min W. Data are in tab-delimited ASCII text format, and ... more
    Spatial Coverage: Lat: (69.50, 69.50), Lon: (134.53, 134.53)
    Temporal Coverage: 1979-08-21 - 1999-08-18
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  57. Antarctic 5-km Digital Elevation Model from ERS-1 Altimetry
    This data set provides a digital elevation model (DEM) for Antarctica to 81.5 degrees south latitude, at a resolution of 5 km. Approximately twenty million data points were used to generate this data set. Data points were derived from ERS-1 radar altimetry during the geodetic phase from March ... more
    Spatial Coverage: Lat: (-81.00, -65.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1994-03-01 - 1995-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: ASCII
    View Images or Search Holdings:
        View Sample Southern Hemisphere Data in Atlas of the Cryosphere

  58. Antarctic Ice Cores: Methyl Chloride and Methyl Bromide
    This data set is an analysis of methyl chloride (CH3Cl) and methyl bromide (CH3Br) in Antarctic ice core samples. Investigators reported mixing ratios of methyl chloride gas extracted from samples taken from the South Pole Remote Earth Science and Seismological Observatory (SPRESSO) core, drilled ... more
    Spatial Coverage: Lat: (-89.93, -89.93), Lon: (-144.39, -144.39)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  59. Antarctic Ice Velocity Data
    This compilation of recent ice velocity data of the Antarctic ice sheet is intended for use by the polar scientific community. The data are presented in tabular form (ASCII), containing latitude, longitude, speed, bearing, and error ranges. A metadata header describes the source of the data, the ... more
    Spatial Coverage: Lat: (-90.00, -50.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1975-01-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII and GIF images
    View Images or Search Holdings:
        View Sample Data

  60. Antarctic Mean Annual Temperature Map
    The Mean Annual Temperature map was calculated by creating a contour map using compiled 10 meter firn temperature data from NSIDC and other mean annual temperature data from both cores and stations. The 10 meter data contains temperature measurements dating back to 1957 and the International ... more
    Spatial Coverage: Lat: (-90.00, -65.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1957-01-01 - 2003-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  61. Antarctic Subglacial Lake Classification Inventory
    This data set is an Antarctic radar-based subglacial lake classification collection, which focuses on the radar reflection properties of each given lake. The Subglacial lakes are separated into four categories specified by radar reflection properties. Additional information includes: latitude, ... more
    Spatial Coverage: Lat: (-90.00, -70.00), Lon: (-160.00, 15.00)
    Temporal Coverage: 1998-12-01 - 2001-02-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  62. Antarctic Ten Meter Temperature Data
    Firn temperature from a depth of about ten meters provides a close estimate of mean annual surface air temperature. This data collection is a compilation of temperature measurements dating back prior to 1956 and the International Geophysical Year, including measurements from several major recent ... more
    Spatial Coverage: Lat: (-90.00, -65.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1957 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files and Jpg images

  63. Arctic Climatology Project - EWG Arctic Meteorology and Climate Atlas
    The Environmental Working Group (EWG) was established in June 1995 under the framework of the U.S.-Russian Joint Commission on Economic and Technological Cooperation. In January 1996, the EWG Arctic Climatology Group took on the task of compiling digital data on arctic regions to expand scientific ... more
    Spatial Coverage: Lat: (60.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1950-01-01 - 1995-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  64. Arctic EASE-Grid Freeze and Thaw Depths, 1901 - 2002
    This data set contains mean, median, minimum and maximum freeze and thaw depths for each year from 1901 to 2002 on the 25 km resolution Equal-Area Scalable Earth Grid (EASE-Grid) for areas north of 50 deg. Freeze and thaw depths are estimated using a variant of the Stefan solution using an ... more
    Spatial Coverage: Lat: (50.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1901-01-01 - 2002-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  65. Arctic Ice Dynamics Joint Experiment (AIDJEX) Second Pilot Study, March - May 1972: A Documentary Film
    The project described in this documentary was a pilot study conducted in 1972 in preparation for the AIDJEX main experiment of 1975 to 1976. The study included a main camp on drifting sea ice in the Beaufort Sea north of Alaska along with two satellite camps forming a station triangle with a 100 ... more
    Spatial Coverage: Lat: (72.00, 80.00), Lon: (-165.00, -125.00)
    Temporal Coverage: 1972-03-01 - 1972-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  66. Arctic Ocean Drift Tracks from Ships, Buoys and Manned Research Stations, 1872-1973
    Thirty-four drift tracks in the Arctic Ocean pack ice are collected in a unified tabular data format, one file per track. Data are from drifting ships, manned research stations on ice floes (ice islands) and data buoys. Track names are FRAM (ship, 1893 to 1896), NP-01 through NP-20 (Soviet North ... more
    Spatial Coverage: Lat: (80.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1893-01-01 - 1973-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  67. Arctic Sea Ice Melt Pond Statistics and Maps, 1999, 2000, and 2001
    Visible band imagery from high-resolution satellites were acquired over four Arctic Ocean sites (three in 1999) during the summers of 1999, 2000, and 2001. The sites were within the median extent of the perennial ice pack. Imagery was analyzed using supervised maximum likelihood classification to ... more
    Spatial Coverage: Lat: (73.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1999-08-01 - 2001-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  68. Arctic Soil Freeze/Thaw Status from SMMR and SSM/I, Version 2
    This data set contains near-surface (< 5 cm) soil freeze/thaw status on snow-free and snow-covered land surfaces over the Arctic terrestrial drainage basin. The near-surface soil freeze/thaw status is determined by using passive-microwave remote sensing data over snow-free land and a numerical ... more
    Spatial Coverage: Lat: (45.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-01 - 2004-06-30
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: daily
    Distribution Format: ASCII text

  69. Arctic Water Vapor Characteristics from Rawinsondes
    A gridded climatological monthly-mean data base of Arctic water vapor characteristics has been assembled by combining fixed station data with data from soundings taken over the Arctic Ocean from ships and Russian drifting stations. Variables provided include temperature, specific humidity, zonal ... more
    Spatial Coverage: Lat: (65.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1954-01-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  70. Arctic and Southern Ocean Sea Ice Concentrations
    Monthly sea ice concentration for Arctic (1901 to 1995) and Southern oceans (1973 to 1990) were digitized on a standard 1-degree grid (cylindrical projection) to provide a relatively uniform set of sea ice extent for all longitudes, as a basis for hemispheric scale studies of observed sea ice ... more
    Spatial Coverage: Lat: (-90.00, -50.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1953-01-01 - 1995-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: monthly
    Distribution Format: Unspecified

  71. Atmospheric CO2 Trapped in the Ice Core from Siple Dome, Antarctica
    These data are CO2 concentration of the air occulded in Siple Dome ice core, Antarctica. The study was conducted between January 2001 and March 2003 on a deep ice core from Siple Dome Core A, located at 81.66 S, 148.82 W. The data covers up to the Termination II (around 140,000 years ago). The ... more
    Spatial Coverage: Lat: (-81.66, -81.66), Lon: (-148.82, -148.82)
    Temporal Coverage: 2001-01-01 - 2003-03-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file

  72. Atmospheric CO2 and Climate: Byrd Ice Core, Antarctica
    Reconstructions of ancient atmospheric CO2 variations help us better understand how the global carbon cycle and climate are linked. Here we compare CO2 variations on millennial time scales between 20,000 and 90,000 years with an Antarctic temperature proxy and records of abrupt climate change in ... more
    Spatial Coverage: Lat: (-80.01, -80.01), Lon: (-119.83, -119.83)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  73. Atmospheric CO2 and Climate: Taylor Dome Ice Core, Antarctica
    Using new and existing ice core CO2 data from 65 - 30 ka BP a new chronology for Taylor Dome ice core CO2 is established and synchronized with Greenland ice core records to study how high latitude climate change and the carbon cycle were linked during the last glacial period. The new data and ... more
    Spatial Coverage: Lat: (-77.67, -77.67), Lon: (158.00, 158.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  74. Atmospheric Mixing Ratios of Hydroperoxides above the West Antarctic Ice Sheet
    This data set contains atmospheric mixing ratios of hydrogen peroxide and methylhydroperoxide at 21 sites on the West Antarctic Ice Sheet (WAIS) were obtained from 2000 to 2003 during the US International Trans-Antarctic Scientific Expedition (US ITASE) deployments. Sample location from the WAIS ... more
    Spatial Coverage: Lat: (-90.00, -76.00), Lon: (-124.00, -84.00)
    Temporal Coverage: 2000-11-20 - 2003-01-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  75. Atmospheric Nitrate Isotopic Analysis at Amundsen-Scott South Pole Station, A Twenty-Five Year Record
    This data set contains snow pit measurements of oxygen isotopes, 17O and 18O, in nitrate and ion concentrations, and surface measurements of oxygen isotopes in nitrate and in nitrate aerosols from the Amundsen-Scott South Pole Station, Antarctica. The 6-meter snow pit ... more
    Spatial Coverage: Lat: (-90.00, -90.00), Lon: (139.27, 139.27)
    Temporal Coverage: 2003-12-01 - 2004-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 25 years
    Distribution Format: Microsoft Excel

  76. Baltic Sea Experiment (BALTEX) Ground-Based Radar Polar Volume Data
    This data set includes non-Doppler polar volume reflectivity data from the Baltic Sea Experiment (BALTEX). Data were collected on Sweden's Gotland Island, using an Ericsson radar mounted at 56 m above sea level. The radar provided 12 scanning angles. Measurements were taken between 1 September ... more
    Spatial Coverage: Lat: (57.24, 57.24), Lon: (18.39, 18.39)
    Temporal Coverage: 2002-09-01 - 2003-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Compressed tar files

  77. Biogenic Sulfur in the Siple Dome Ice Core
    This data set is a continuous, high-resolution record of biogenic sulfur (methanesulfonate, known as MSA and CH3SO3-) in the 1000 m deep Siple Dome A (SDMA) core, covering 100,000 to 20 ybp. The analysis was done on between August 2002 and November 2003 at the University of California, Irvine. ... more
    Spatial Coverage: Lat: (-81.70, -81.70), Lon: (-148.80, -148.80)
    Temporal Coverage: 2002-09 - 2003-11
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file

  78. Blue Ice Tephra II - Brimstone Peak
    This data set is the result of a study of volcanic ash and rock fragment (tephra) layers in exposed blue ice areas on Brimstone Peak (75.888S 158.55E) in East Antarctica. Tephra samples were collected between 15 November 1996 and 15 January 1997. The Antarctic ice sheets preserve a record of the ... more
    Spatial Coverage: Lat: (-75.90, -75.86), Lon: (158.55, 158.67)
    Temporal Coverage: 1996 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII files, Excel files, GIF files, JPG files

  79. Blue Ice Tephra II - Mt. DeWitt
    This data set is the result of a study of volcanic ash and rock fragment (tephra) layers in exposed blue ice areas on Mt. DeWitt, Antarctica (77.12 deg S, 159.51 deg E). Tephra samples were collected between 15 November 1996 and 15 January 1997. Data include the following information for each ... more
    Spatial Coverage: Lat: (-77.12, -77.12), Lon: (-159.51, -159.51)
    Temporal Coverage: 1996 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII files, Excel files, TIF files

  80. Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I
    This sea ice concentration data set was derived using measurements from the Scanning Multichannel Microwave Radiometer (SMMR) on the Nimbus-7 satellite and from three Special Sensor Microwave/Imager (SSM/I) sensors on the Defense Meteorological Satellite Program's (DMSP) -F8, -F11, and -F13 ... more
    Spatial Coverage: Lat: (-90.00, -39.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-26 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Every other day
    Distribution Format: binary

  81. Borehole and environmental protection descriptive and numerical data, Yamal Peninsula, Russia
    This database of selected borehole records from the Yamal Peninsula, Russia, contains environmental descriptions (textual and numerical) of the units on the index map, and relevant borehole data. The Index Map of Yamal Peninsula (VSEGINGEO-Earth Cryosphere Institute SB RAS; PI - ... more
    Spatial Coverage: Lat: (66.00, 72.50), Lon: (65.50, 74.00)
    Temporal Coverage: 1977 - 1990
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  82. Borehole locations and permafrost depths, Alaska, USA
    The methods utilized by the U.S. Geological Survey to measure subsurface temperatures have evolved considerably over the years. Although some of the early measurements were obtained using thermistor strings frozen into permafrost, the vast majority of the measurements were made in fluid-filled ... more
    Spatial Coverage: Lat: (62.19, 71.19), Lon: (-165.77, -141.15)
    Temporal Coverage: 1950 - 1989
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  83. Borehole permafrost data, Kumtor and Taragai Valleys, Tienshan, Kazakhstan
    This dataset includes observations of the permafrost temperatures in the Inner Tien Shan were started in 1986 by Kazakhstan Alpine Permafrost Laboratory. Observations are carried out on more than 40 boreholes, at altitudes between 3300-4200 m. The depths of the boreholes vary from 30 to 600 m. The ... more
    Spatial Coverage: Lat: (41.65, 41.93), Lon: (77.82, 78.23)
    Temporal Coverage: 1986-1 - 1992-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  84. Borehole temperatures from mountain permafrost monitoring, Mongolia
    Location and description of some geocryological boreholes in Mongolia. Data include latitude, longitude, location, depth of permafrost top and bottom, and mean annual soil temperature. These data are presented on the CAPS Version 1.0 CD-ROM, June ... more
    Spatial Coverage: Lat: (45.22, 51.06), Lon: (98.24, 108.29)
    Temporal Coverage: 1970 - 1996
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  85. Borehole temperatures in deep wells of Western Siberia, Russia, 1960-1995
    This data set is a database of the permafrost and geothermal conditions of the oil and gas deposits of Western Siberia. Data were taken from 736 plots, each having from one to ten wells. The data set includes soil and rock temperatures at 20, 50, 100, 200, 300, 400, 500, 1000, and 3000 meters; ... more
    Spatial Coverage: Lat: (60.00, 72.00), Lon: (67.00, 80.00)
    Temporal Coverage: 1960 - 1995
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  86. Boreholes and temperature logs from the Tibetan Plateau and Northeast China
    Four groups of borehole data from the Qinghai-Xizang (Tibet) Plateau are presented. 1) Boreholes at three sites, with sand surface, natural surface, and near a sand dune, at 66 Road Station - 1994 and 1995 measurements to about 17 meters. 2) Borehole temperatures at Borehole CK123 - 1979, ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: 1962-4 - 1995-4
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  87. CLPX Airborne Gamma Snow and Soil Moisture Surveys
    Airborne gamma surveys were conducted over each of the three Cold Land Processes Field Experiment (CLPX) Meso-cell Study Areas (MSAs) in northern Colorado, USA, during September 2001 and 2002, and during the three Intensive Observation Periods (IOPs) in February 2002 (IOP1), February 2003 (IOP3) ... more
    Spatial Coverage: Lat: (39.50, 41.00), Lon: (-107.50, -105.00)
    Temporal Coverage: 2003-03-25 - 2003-03-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: SHEF (ASCII), Comma-separated ASCII, and ESRI shapefiles

  88. CLPX Airborne: Airborne Visible/Infrared Imaging Spectrometer (AVIRIS) Data
    This data set consists of apparent surface reflectance, subpixel snow-covered area and grain size inferred from data acquired by the Airborne Visible/Infrared Imaging Spectrometer (AVIRIS). The AVIRIS has a spectral range of 400-2500 nm, a spectral resolution of 10 nm, instantaneous field of view ... more
    Spatial Coverage: Lat: (39.70, 41.00), Lon: (-107.00, -105.50)
    Temporal Coverage: 2002-04-04 - 2002-04-08
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  89. CLPX NCAR Data Analysis and Numerical Modeling
    The purpose of this project was to generate a research-quality, scientifically-sound, best-as-reasonably possible, three-dimensional meteorological analysis for the entire cold season 2002-2003 for the three CLPX Meteorological Study Areas (MSAs) in northern Colorado (North Park, Fraser and Rabbit ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2001-10 - 2003-06
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  90. CLPX NOAA FSL Rapid Update Cycle 20 km (RUC-20) Dataset
    The Rapid Update Cycle analysis/model system at a 20-km horizontal resolution (RUC20) provides short-range numerical weather guidance for general forecasting, as well as for the special short-term needs of aviation and severe-weather forecasting. This data set consists of 60 meteorological and ... more
    Spatial Coverage: Lat: (24.00, 54.00), Lon: (-126.00, 66.00)
    Temporal Coverage: 2002-09-30 - 2003-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Gridded Binary (GRIB)

  91. CLPX-Airborne: Airborne Synthetic Aperture Radar (AIRSAR) Imagery
    Airborne Synthetic Aperture Radar (AIRSAR) is a side-looking imaging radar that is able to collect data irrespective of daylight or cloud cover. The AIRSAR instrument was operated in two modes over each Cold Land Processes Field Experiment (CLPX) Meso-cell Study Area (MSA). In the first mode ... more
    Spatial Coverage: Lat: (39.90, 40.70), Lon: (-106.70, -105.90)
    Temporal Coverage: 2003-03-25 - 2003-03-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary (compressed Stokes matrix, map byte, or signed 16-bit integer2 format)

  92. CLPX-Airborne: Infrared Orthophotography and LIDAR Topographic Mapping
    This data set was collected to test the concept of measuring snow depth using aerial LIDAR (LIght Detection And Ranging). The data set consists of color infrared orthophotography (TerrainVision® - High resolution Topographic Mapping & Aerial Photography, with 6-inch pixel resolution), LIDAR ... more
    Spatial Coverage: Lat: (39.50, 41.00), Lon: (-107.50, -105.00)
    Temporal Coverage: 2003-09-18 - 2003-09-19
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: TIFF, TFW, ASCII (*.csv) and DXF

  93. CLPX-Airborne: Multiband Polarimetric Scanning Radiometer (PSR) Imagery
    This data set provides multiband polarimetric brightness temperature images over three 25 x 25 km Meso-cell Study Areas (MSAs) in Northern Colorado. The purpose of collecting these data within the overall aims of the NASA Cold Land Processes Field Experiment (CLPX) is to 1) provide multiband ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: 2003-03-25 - 2003-03-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary, ASCII, and MATLAB

  94. CLPX-Airborne: Polarimetric Ku-Band Scatterometer (POLSCAT) Data
    This data set contains Ku-band polarimetric scatterometer (POLSCAT) data collected as part of the Cold Land Processes Field Experiment (CLPX) to enable the development of a retrieval algorithm for snow water equivalent (SWE). POLSCAT is a Ku-band polarimetric scatterometer operating at 13.95 GHz. ... more
    Spatial Coverage: Lat: (40.34, 40.57), Lon: (-106.82, -106.54)
    Temporal Coverage: 2003-03-30 - 2003-03-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: tab-delimited ASCII text

  95. CLPX-Ground: Ground Based Passive Microwave Radiometer (GBMR-7) Data
    This data set contains brightness temperature observations of the snow cover at the Local Scale Observation Site (LSOS) of the Cold Land Processes Field Experiment (CLPX) in Fraser, Colorado, USA. Measurements were taken at 18.7, 23.8, 36.5, and 89 GHz (vertical/horizontal polarization) using a ... more
    Spatial Coverage: Lat: (39.95, 39.95), Lon: (-105.90, -105.90)
    Temporal Coverage: 2002-10-01 - 2003-03-29
    Resolution: Lat: 39.95 N, Lon: 105.9 W, Temporal: Unspecified
    Distribution Format: ASCII and png

  96. CLPX-Ground: Ground-Based Frequency Modulated Continuous Wave (FMCW) Radar
    This data set is comprised of FMCW radar measurements, which are sensitive to electromagnetic discontinuities in the snowpack, made during the 2002 and 2003 Cold Land Processes Field Experiment (CLPX). The microwave interaction with a snow pack was measured using broadband frequency modulated ... more
    Spatial Coverage: Lat: (39.83, 40.64), Lon: (-106.68, -105.77)
    Temporal Coverage: 2003-02-19 - 2003-03-29
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary and comma-delimited ASCII. Images of radar scans in JPEG.

  97. CLPX-Ground: Ground-Based Infrared Images of the LSOS Site
    This data set presents more than 400 sub-canopy digital thermograms collected at the Fraser Experimental Forest (Fraser, Colorado, USA) using an Infrared Solutions IR SnapShot™ thermoelectric thermal infrared (IR) imaging radiometer that was cold-weather modified. To view the data it is ... more
    Spatial Coverage: Lat: (39.91, 39.91), Lon: (-105.88, -105.88)
    Temporal Coverage: 2003-03-26 - 2003-03-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary, Infrared Solutions format, ASCII

  98. CLPX-Ground: Ground-based L and Ku band polarimetric scatterometry
    This data set includes ground-based radar observations carried out at the Fraser Experimental Forest Headquarters, Colorado, USA (39.95 N, 105.9 W), between 17-26 February and 26-30 March 2003. Truck-mounted L- and Ku-band scatterometers were used to collect fully polarimetric backscattering ... more
    Spatial Coverage: Lat: (39.95, 39.95), Lon: (-105.90, -105.90)
    Temporal Coverage: 2003-03-26 - 2003-03-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII (Tab-delimited)

  99. CLPX-Ground: ISA Corner Site Meteorological Data
    This data set contains meteorological observations at 36 sites throughout the Small Regional Study Area (SRSA) of the NASA Cold Land Processes Field Experiment (CLPX) in Colorado, USA. Identical meteorological towers were located close to the four corners of nine 1 km x 1 km Intensive Study Areas ... more
    Spatial Coverage: Lat: (39.50, 41.00), Lon: (-107.50, -105.00)
    Temporal Coverage: 2002-09 - 2003-10
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Comma-delimited ASCII

  100. CLPX-Ground: ISA Main Meteorological Data
    This data set contains meteorological observations at ten sites throughout the Small Regional Study Area (SRSA) of the Cold Land Processes Field Experiment (CLPX) in Fraser, Colorado, USA. Nine identical meteorological towers were located close to the center of each Intensive Study Area (ISA). ... more
    Spatial Coverage: Lat: (39.50, 41.00), Lon: (-107.50, -105.00)
    Temporal Coverage: 2002-09-20 - 2003-10-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII (csv files)

  101. CLPX-Ground: ISA Snow Depth Transects and Related Measurements
    This data set consists of snow depth data from nine study areas, within three larger-scale areas in northern Colorado (Fraser, North Park, and Rabbit Ears Meso-cell Study Areas (MSAs)). The study areas range from low-relief (flat topography) unforested areas with shallow snow covers, to ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2002-02-19 - 2002-02-23
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  102. CLPX-Ground: ISA Snow Pit Measurements
    This data set consists of snow pit data from nine study areas, within three larger-scale areas in northern Colorado (Fraser, North Park, and Rabbit Ears Meso-cell Study Areas (MSAs)). The study areas range from low-relief (flat topography) unforested areas with shallow snow covers, to ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2002-02-19 - 2002-03-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  103. CLPX-Ground: ISA Soil Moisture Measurements
    This data set consists of in-situ point measurements of soil moisture within three 25-km by 25-km Meso-cell Study Areas (MSAs) in northern Colorado (Fraser, North Park , and Rabbit Ears). Measurements were made between September 2001 and April 2003. Spatial and temporal variations in soil moisture ... more
    Spatial Coverage: Lat: (40.38, 40.60), Lon: (-106.80, -106.20)
    Temporal Coverage: 2001-09 - 2003-04
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Comma-separated ASCII

  104. CLPX-Ground: Micrometeorological Data at the Local Scale Observation Site (LSOS)
    This data set includes two sets of soil temperature profiles, two sets of soil moisture profiles, two sets of soil heat flux profiles (in dense pine and open pine areas), and one set of a snow temperature profile, air temperature, and relative humidity measurements. Measurements were made at the ... more
    Spatial Coverage: Lat: (39.91, Unspecified), Lon: (-105.88, Unspecified)
    Temporal Coverage: 2002-11-06 - 2003-05-29
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Tab-delimited ASCII

  105. CLPX-Ground: Snow Measurements at the Local Scale Observation Site (LSOS)
    This data set presents snow depth, snow water equivalence (SWE), snow wetness data, and snow pit data from two pine sites and a small clearing at the Local Scale Observation Site (LSOS) of the Cold Land Processes Field Experiment (CLPX) in northern Colorado. The LSOS is a 0.8 ha study site located ... more
    Spatial Coverage: Lat: (Unspecified, 39.95), Lon: (-105.90, Unspecified)
    Temporal Coverage: 2003-03-24 - 2003-03-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Tab Delimitated Text

  106. CLPX-Ground: Sub-Canopy Energetics at the Local Scale Observation Site (LSOS)
    This data set consists of solar and longwave radiation data from beneath two pine canopies (one uniform, one discontinuous) at the Local Scale Observation Site (LSOS) of the Cold Land Processes Field Experiment (CLPX) in northern Colorado. The LSOS is a 100 x 100-m study site located within the ... more
    Spatial Coverage: Lat: (39.90, 39.90), Lon: (-105.88, -105.88)
    Temporal Coverage: 2001-11 - 2003-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Tab-delimited ASCII text, JPEG, and GIF

  107. CLPX-Ground: University of Michigan Ground-Based Microwave Radiometer
    This data set contains microwave radiometry data collected at the Local Scale Observation Site (LSOS) of the Cold Land Processes Field Experiment (CLPX) in Colorado, USA, during IOP4 (March-April 2003). The LSOS is a 100 x 100 m study site located within the Fraser Intensive Study Area (ISA). The ... more
    Spatial Coverage: Lat: (39.90, 39.90), Lon: (-105.88, -105.88)
    Temporal Coverage: 2003-03-24 - 2003-04-02
    Resolution: Lat: 39º54’13” N, Lon: 105º52’59” W, Temporal: Unspecified
    Distribution Format: Tab-delimited ASCII

  108. CLPX-Model: Local Analysis and Prediction System: 4-D Atmospheric Analyses
    The Local Analysis and Prediction System (LAPS), run by the NOAA's Forecast Systems Laboratory (FSL), combines numerous observed meteorological data sets into a collection of atmospheric analyses. LAPS analyses data include hourly three-dimensional and surface distributions of temperature, surface ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2001-09-01 - 2003-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: netCDF

  109. CLPX-Model: Rapid Update Cycle 40km (RUC-40) Model Output Reduced Data
    The Rapid Update Cycle, version 2 at 40km (RUC-2, known to the Cold Land Processes community as RUC40) model is a Mesoscale Analysis and Prediction System (MAPS) data set that uses the Model Output Reduced Data Set (MORDS) version. This data set has been subsetted for use in the Cold Land ... more
    Spatial Coverage: Lat: (38.39, 42.57), Lon: (-108.61, -103.97)
    Temporal Coverage: 2002-10-01 - 2003-06-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  110. CLPX-Satellite: AMSR-E Brightness Temperature Grids
    This data set includes Aqua Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) passive microwave brightness temperatures gridded to the geographic (lat-lon) and UTM grids of the Cold Land Processes Field Experiment (CLPX) Large Regional Study Area (LRSA). Data are provided ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2003-02-01 - 2003-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  111. CLPX-Satellite: AVHRR/HRPT Brightness Temperatures and Reflectances
    This data set includes AVHRR/HRPT (Advanced Very High Resolution Radiometer/High Resolution Picture Transmission) brightness temperatures and reflectances over the NASA Cold Land Processes Field Experiment (CLPX) Large Regional Study Area (LRSA) (NW corner: 42°N, 108.5°W, SE corner: 38.5°N 104°W). ... more
    Spatial Coverage: Lat: (38.45, 42.05), Lon: (-108.55, -103.95)
    Temporal Coverage: 2001-11-09 - 2003-06-26
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary, geotiff

  112. CLPX-Satellite: EO-1 Hyperion Surface Reflectance, Snow-Covered Area, and Grain Size
    This data set consists of apparent surface reflectance, subpixel snow-covered area and grain size collected from the Hyperion hyperspectral imager. The Hyperion imager has a spectral range of 400-2500 nm, a spectral resolution of 10 nm, spatial resolution of 30 m, and a swath width of 7.8 km. ... more
    Spatial Coverage: Lat: (39.60, 40.30), Lon: (-106.00, -105.70)
    Temporal Coverage: 2002-03-19 - 2002-03-19
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  113. CLPX-Satellite: Landsat Thematic Mapper Imagery
    This data set consists of Lansat thematic mapper imagergy collected over the Cold Land Processes Field Experiment (CLPX) Large Regional Study Area (LRSA), located between 104-108.5 W and 38.5-42 N. Data were collected between 10 November 2001 and 9 January 2003, using the Enhanced Thematic ... more
    Spatial Coverage: Lat: (39.35, 41.31), Lon: (-107.24, -104.52)
    Temporal Coverage: 2001-11-10 - 2003-01-09
    Resolution: Lat: UL: 41.23 N; UR: 41.31 N; LL: 39.35 N; LR: 39.37 N, Lon: UL: 107.24 W; UR: 104.52 W; LL: 107.17 W; LR: 104.53 W, Temporal: Unspecified
    Distribution Format: GeoTIFF, ASCII

  114. CLPX-Satellite: MODIS Radiances, Reflectances, Snow Cover and Related Grids
    This data set provides Moderate Resolution Imaging Spectroradiometer (MODIS) data from the Cold Land Processes Field Experiment (CLPX). These data are delivered in geographic (GEO) and Universal Tranverse Mercator (UTM) grids covering the Large-Regional Study Area (LRSA) in Colorado, USA. The data ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2003-02-15 - 2003-05-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: raw binary (including an ASCII header) and GeoTiff

  115. CLPX-Satellite: Multi-angle Imaging Spectroradiometer (MISR) Products
    This data set includes Level 1B1 radiance (all angles), Level 1B2 georectified terrain, Level 2 land surface, and an ancillary geographic product for the Large Regional Study Area (LRSA) of the Cold Land Processes Field Experiment (CLPX) in northern Colorado and southern Wyoming. Data were ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2003-02-15 - 2003-05-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  116. CLPX-Satellite: Radarsat Synthetic Aperture Radar Imagery
    This data set consists of time-series spaceborne Synthetic Aperture Radar (SAR) imagery of the three Cold Land Processes Field Experiment (CLPX) Meso-cell Study Areas (MSAs) (Fraser, Rabbit Ears, and North Park) acquired by the RADARSAT-1 Synthetic Aperture Radar (SAR). Images are derived from ... more
    Spatial Coverage: Lat: (39.90, 40.70), Lon: (-106.70, -105.90)
    Temporal Coverage: 2003-02-17 - 2003-06-23
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary image data with ASCII header files

  117. CLPX-Satellite: SSM/I Brightness Temperature Grids
    This data set includes Defense Meteorological Satellite Program (DMSP) F-13 passive microwave brightness temperatures gridded to the geographic (lat/long) and UTM grids of the Cold Land Processes Field Experiment (CLPX) Large Regional Study Area (LRSA). Data are provided for passive microwave ... more
    Spatial Coverage: Lat: (38.50, 42.00), Lon: (-108.50, -104.00)
    Temporal Coverage: 2003-02-01 - 2003-05-31
    Resolution: Lat: GEO720.0: 0.2 degrees, Lon: GEO720.0: 0.2 degrees, Temporal: Unspecified
    Distribution Format: binary

  118. Canadian Geothermal Data Collection: Deep permafrost temperatures and thickness of permafrost
    Precision temperature measurements have been made in some 150 deep wells and holes drilled in the course of natural resource exploration in the permafrost regions of Northern Canada. In most cases, holes were logged by lowering a probe containing a regions of Northern Canada. In most cases, holes ... more
    Spatial Coverage: Lat: (60.00, 85.00), Lon: (-151.00, -60.00)
    Temporal Coverage: 1965-1 - 1997-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  119. Canadian Ice Service Arctic Regional Sea Ice Charts in SIGRID-3 Format
    The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, climate research, and input to the Global Digital Sea Ice Data Bank (GDSIDB). The ice charts are created through the manual analysis of in situ, satellite, and aerial reconnaissance data. The ice ... more
    Spatial Coverage: Lat: (39.53, 83.19), Lon: (-164.05, 21.97)
    Temporal Coverage: 2006-01-01 - Continuing
    Resolution: Lat: N/A, Lon: N/A, Temporal: Unspecified
    Distribution Format: shapefiles

  120. Carbon-13 Isotopic Composition of Atmospheric Methane in Firn Air, South Pole and Siple Dome, Antarctica
    This data set includes records of the delta carbon-13 (δ13C) of methane (CH4) in firn air from the South Pole and trapped in bubbles in a short ice core from Siple Dome, Antarctica. Using two firn air samples, one from January 1995 and the other from January 2001, ... more
    Spatial Coverage: Lat: (-81.40, -81.40), Lon: (-148.30, -148.30)
    Temporal Coverage: 2001-01 - 2001-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  121. Carbon-Isotopic Composition of Atmospheric CO2 since the Last Glacial Maximum
    These data describe the concentration and carbon-isotopic composition (d13CO2) of atmospheric CO2 from air trapped in ice between 27,000 and 1,300 years before present from Taylor Dome, Antarctica. Data are used to investigate the causes of the CO2 concentration increase that occurred during the ... more
    Spatial Coverage: Lat: (-77.80, -77.80), Lon: (158.71, 158.71)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, Excel

  122. Catalog of boreholes from Russia and Mongolia
    This catalog of boreholes from across Russia and Mongolia includes those published in papers and monographs as well as other literature of limited circulation. The 122 boreholes were used to derive a characterization of the Russian territory according to eight geocryological regions. Five ... more
    Spatial Coverage: Lat: (46.80, 75.58), Lon: (53.38, 178.68)
    Temporal Coverage: 1980 - 1993
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  123. Central Asia Temperature and Precipitation Data, 1879-2003
    This data set updates and expands the NOAA Global Historical Climate Network (GHCN) of quality controlled meteorological records, focusing on the Northern Tien Shan and Pamir Mountain Ranges of Central Asia. It is compiled primarily from meteorological measurements conducted by the National ... more
    Spatial Coverage: Lat: (35.00, 50.00), Lon: (55.00, 85.00)
    Temporal Coverage: 1879-01-01 - 2003-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: monthly
    Distribution Format: Microsoft Excel

  124. Central Asian Snow Cover from Hydrometeorological Surveys, 1932-1990
    The Central Asian Snow Cover from Hydrometeorological Surveys data are based on observations made by personnel for three river basins: Amu Darya, Sir Darya, and Naryn. These observations include end of month snow depth, snow density and snow water equivalent. Only snow depth is included for ... more
    Spatial Coverage: Lat: (37.00, 40.00), Lon: (66.00, 74.00)
    Temporal Coverage: 1932-01-31 - 1990-04-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  125. Central West Antarctic Glaciochemistry from Ice Cores
    Glaciochemical and accumulation rate records developed from four ice cores in central West Antarctica are used to reconstruct former atmospheric circulation patterns in this region for the last 40 years with extended records (150-250 years) at two sites. The sites lie on a 200 km traverse from 82 ... more
    Spatial Coverage: Lat: (-85.00, -80.00), Lon: (-120.00, -105.00)
    Temporal Coverage: 1994-01-01 - 1995-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  126. Circum-Arctic Map of Permafrost and Ground-Ice Conditions
    The Circum-Arctic permafrost and ground ice map is available via ftp in ESRI Shapefile format and Equal-Area Scalable Earth Grid (EASE-Grid) format. See the Format section for an explanation of the files provided via ftp. The circumpolar permafrost and ground ice data contribute to a unified ... more
    Spatial Coverage: Lat: (28.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI shapefiles
    View Images or Search Holdings:
        View Sample Northern Hemisphere Data in Atlas of the Cryosphere

  127. Circumpolar Active Layer Monitoring (CALM) Program Network
    The CALM network currently includes 130 active sites in both hemispheres, with 15 participating countries. An additional 20 or more secondary sites are co-located with these primary sites, resulting in a total over 150 sites that report active-layer thickness on an annual basis. 100 sites collect ... more
    Spatial Coverage: Lat: (31.82, 81.82), Lon: (-180.00, 180.00)
    Temporal Coverage: 1991 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  128. Circumpolar Active-Layer Permafrost System (CAPS)
    The Circumpolar Active-Layer Permafrost System (CAPS) CD-ROM contains data sets and information products pertaining to permafrost and frozen ground topics. CAPS was originally compiled by the International Permafrost Association's (IPA) Standing Committee on Data Information and Communication ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary, ARC/Info, ARC/View files

  129. Compilation of Antarctic Radar Data, Siple Coast, 2000-2002
    These data consist of ground-based, ice-penetrating radar profiles across satellite-detected lineations and terrains that were taken in the lower reaches of Ross Ice Stream C, also known as the Kamb Ice Stream (KIS); on Roosevelt Island; on the Siple Dome; and on the Shabtaie Ice Ridge. ... more
    Spatial Coverage: Lat: (-84.00, -81.00), Lon: (-158.00, -134.00)
    Temporal Coverage: 2002-01-03 - 2002-01-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 2 MHz to 7 MHz
    Distribution Format: JPEG, binary

  130. Comprehensive Ocean - Atmosphere Data Set (COADS) LMRF Arctic Subset
    The Comprehensive Ocean - Atmosphere Data Set (COADS) LMRF Arctic subset contains marine surface weather reports for the region north of 65 degrees N from ships, drifting ice stations, and buoys. COADS is the result of an ongoing project to assemble and reduce machine-readable portions of the ... more
    Spatial Coverage: Lat: (65.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1950-01-01 - 1995-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  131. Concentration and Isotopic Composition of O2 and N2 in Trapped Gases of the Vostok Ice Core
    These data describe the d18O of O2, d15N of N2, d18Oatm, and O2/N2 ratios of trapped gases in the Vostok ice core from East Antarctica. The investigator used a mass spectrometer to measure gas concentrations and isotopic compositions. Data extend to approximately 420,000 years ago. Two different ... more
    Spatial Coverage: Lat: (-72.28, -72.28), Lon: (106.48, 106.48)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  132. Continuous GPS (static) Data from the Ross Ice Shelf, Antarctica
    In October 2005, three geodetic GPS receivers were deployed on the Ross Ice Shelf near the ice front to observe short-term fluctuations in ice-shelf velocity associated with tidal forcing and other phenomena. Two stations were placed on either side of a large rift that is expected to eventually ... more
    Spatial Coverage: Lat: (-78.00, -78.00), Lon: (-178.00, -178.00)
    Temporal Coverage: 2005-10-29 - 2005-11-21
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  133. Coordinated Eastern Arctic Experiment (CEAREX) Data
    CEAREX was a multi-platform field program conducted in the Norwegian Seas and Greenland north to Svalbard from September 1988 through May 1989. Canada, Denmark, France, Norway and the United States participated in the experiment. Primary data from CEAREX are available on CD-ROM in ASCII format ... more
    Spatial Coverage: Lat: (60.00, 90.00), Lon: (-30.00, 30.00)
    Temporal Coverage: 1988-03-01 - 1989-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  134. Cosmogenic Radionuclides in the Siple Dome A Ice Core
    This data set includes a record of cosmogenic radionuclide concentrations in the Siple Dome A ice core collected as part of the West Antarctic ice core program. The investigators measured profiles of both 10Be (half-life = 1.5x106 years) and 36Cl (half-life = ... more
    Spatial Coverage: Lat: (-81.66, -81.66), Lon: (-148.81, -148.81)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: PDF

  135. Cryosolic pedons from Northern Canada
    Pedons included here represent Cryosolic (permafrost-affected) soils from across the Canadian North from Baffin Island in the east, to the lower Mackenzie Valley and northern Yukon in the west, and to Ellesmere Island in the High Arctic. Pedon locations are Pangnirtung Pass, Baffin Island, N.W.T. ... more
    Spatial Coverage: Lat: (63.94, 81.83), Lon: (-139.00, -64.68)
    Temporal Coverage: 1975 - 1996
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  136. Cryosolic pedons from Russia and Alaska
    U.S. pedon data on the CAPS Version 1.0 CD-ROM, June 1998, are a sample of the pedon data contained on a CD-ROM produced by the National Soil Survey Center - Soil Survey Laboratory(NSSC-SSL). The data include recent pedons from analyses for soil characterization and research within the National ... more
    Spatial Coverage: Lat: (62.00, 69.00), Lon: (-149.00, 161.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  137. DISP Yearly Satellite Photographic Mosaics of Greenland 1962-1963
    The Declassified Intelligence Satellite Photographs (DISP) Yearly Satellite Photographic Mosaics of Greenland are composites of black-and-white photographs of Greenland taken from American satellites in 1962 and 1963. The mosaics provide details of ice sheet morphology, glaciers, rock outcrops, ... more
    Spatial Coverage: Lat: (58.00, 84.00), Lon: (-75.00, -10.00)
    Temporal Coverage: 1962-05-15 - 1963-10-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: TIF

  138. DMSP SSM/I Daily Polar Gridded Brightness Temperatures
    NSIDC produces daily gridded brightness temperature (TB) data from orbital (swath) data generated by the Special Sensor Microwave/Imager (SSM/I) mounted on the Defense Meteorological Satellite Program (DMSP) F8, F11, and F13 platforms. The gridded brightness temperatures are distributed ... more
    Spatial Coverage: Lat: (-90.00, -39.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1987-07-09 - Continuing
    Resolution: Lat: 12.5 km, Lon: 12.5 km, Temporal: Daily
    Distribution Format: binary

  139. DMSP SSM/I Daily and Monthly Polar Gridded Bootstrap Sea Ice Concentrations
    DMSP SSM/I Daily and Monthly Polar Gridded Bootstrap Sea Ice Concentrations in polar stereographic projection currently include Defense Meteorological Satellite Program (DMSP) -F8, -F11, and -F13 daily and monthly sea ice concentrations. Using the Bootstrap algorithm, data gridded at a resolution ... more
    Spatial Coverage: Lat: (-90.00, -40.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1987-07-09 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Monthly
    Distribution Format: HDF

  140. DMSP SSM/I Pathfinder Daily EASE-Grid Brightness Temperatures
    The NOAA/NASA Pathfinder Program Special Sensor Microwave/Imager (SSM/I) Level 3 Equal-Area Scalable Earth-Grid (EASE-Grid) Brightness Temperatures consist of gridded data in one of three projections, Northern Hemisphere, Southern Hemisphere and full global. The data gridding technique maximizes ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1987-07-09 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  141. DMSP-F8 SSM/I Pathfinder Global Level 2 Sea Ice Concentrations
    These sea ice concentrations have been generated by applying the NASA Team algorithm to DMSP F8 SSM/I brightness temperature observations from 19 GHz (vertical and horizontal), 37- and 22 GHz vertical frequencies, calculating two gradients for use as weather filters. Global coverage is provided, ... more
    Spatial Coverage: Lat: (-88.00, -35.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1987-08-01 - 1988-11-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF

  142. DMSP-F8 SSM/I Pathfinder Land Surface Products
    The Pathfinder Program, sponsored by the National Oceanic and Atmospheric Administration (NOAA) and the National Aeronautics and Space Administration (NASA), is tasked to produce long-term data sets for global change research. The Special Sensor Microwave/Imager (SSM/I) Pathfinder Level 2 Land ... more
    Spatial Coverage: Lat: (-88.00, 88.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1987-08-01 - 1988-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: Unspecified

  143. Daily Arctic Ocean Rawinsonde Data from Soviet Drifting Ice Stations
    This archive of daily rawinsonde measurements of wind direction and speed, atmospheric pressure, humidity, air temperature, and geopotential height as well as surface-based observation of cloud cover (amount, type and height) from Soviet North Pole drifting stations was assembled under the ... more
    Spatial Coverage: Lat: (70.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1954-04-19 - 1990-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  144. Daily Precipitation Sums at Coastal and Island Russian Arctic Stations, 1940-1990
    This data set contains precipitation data originally recorded in log books at 65 coastal and island meteorological stations, and later digitized at the Arctic and Antarctic Research Institute (AARI), St. Petersburg, Russia, under the direction of Vladimir Radionov. Records from most stations begin ... more
    Spatial Coverage: Lat: (64.41, 84.78), Lon: (36.76, 170.16)
    Temporal Coverage: 1940-01-01 - 1990-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  145. Daily Soil Temperature and Meteorological Data for Sites at Toolik Lake Alaska
    This data set consists of daily air, water, and soil temperature, wind speed, vapor pressure, and the sum of global radiation and unfrozen precipitation data from the Toolik Lake area of Alaska between 1998 and 2002. The data includes readings from two sites: the Toolik Arctic Long Term Ecological ... more
    Spatial Coverage: Lat: (68.63, 68.63), Lon: (-149.60, -149.60)
    Temporal Coverage: 1988-06-01 - 2002-08-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: tab-delimited text files

  146. Decadal-Length Composite West Antarctic Air Temperature Records
    This data set includes daily, monthly, and yearly mean surface air temperatures for four interior West Antarctic sites between 1978 and 1997. Data include air surface temperatures measured at the Byrd, Lettau, Lynn, and Siple Station automatic weather stations. In addition, because weather ... more
    Spatial Coverage: Lat: (-82.52, -82.52), Lon: (-174.45, -174.45)
    Temporal Coverage: 1978-10-25 - 1997-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  147. Digital Images of Thin Sections from Siple Dome
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. This data set ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: 28 .jpeg files (File naming conventions: the prefix SDMA- followed by the depth

  148. Digital Imaging for Siple Dome Ice Core Analysis, Antarctica
    This data set contains high-resolution digital images of thin and thick sections cut from the 1003 meter Siple Dome A main ice core. The images are useful for crystal size and orientation analysis and bubble size, shape, distribution, and number density determinations. The data set contains ... more
    Spatial Coverage: Lat: (-80.67, -80.67), Lon: (-148.82, -148.82)
    Temporal Coverage: 1998-06-01 - 2005-05-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: TIFF

  149. Digital SAR Mosaic and Elevation Map of the Greenland Ice Sheet
    The Digital SAR Mosaic and Elevation Map of the Greenland Ice Sheet CD-ROM combines the most detailed synthetic aperture radar (SAR) image mosaic available with the best current digital elevation model. The mosaic image shows both the location of the ice edge and the distribution of melt-related ... more
    Spatial Coverage: Lat: (60.00, 84.00), Lon: (-73.00, -10.00)
    Temporal Coverage: 1992-08-02 - 1992-09-09
    Resolution: Lat: 100 m, Lon: 100 m, Temporal: one-time snapshot
    Distribution Format: SAR data = 'flat' byte file with no header

  150. Dominion Range Snow Pit and Ice Core, 1984 and 1985
    Information from snow pits and an ice core were collected at Dominion Range (location - 166 10' East, 85 15' South, elevation - 2,700m) in 1984-1985. The 6 meter snow pit was dug and sampled in 1984-1985 with a 3 cm sampling interval. Four 1 meter snow pits were dug and sampled in 1984-1985 with ... more
    Spatial Coverage: Lat: (-85.00, -85.00), Lon: (166.00, 166.00)
    Temporal Coverage: 1984-11-01 - 1985-01-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  151. Double Rain Gauge Network, Iowa
    This data set includes rainfall data from 25 sites in Iowa, centered on the Iowa City Municipal Airport. The collection sites form an approximately regular grid with spacing of 5 km. At each site there are two tipping bucket rain gauges. Data were collected between June 2002 and November 2003. The ... more
    Spatial Coverage: Lat: (41.50, 41.75), Lon: (-91.75, -91.50)
    Temporal Coverage: 2002-06-18 - 2003-11-13
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  152. Dronning Maud Land, Antarctica, Ice Core, 1991 and 1992
    Major ion concentration values (Na, Mg, Ca, Cl, NO3, SO4, MSA) were analyzed from a 20-meter ice core drilled in Dronning Maud Land, Antarctica (location - 65 01' East, 75 00' South, elevation - 2,900 m a.s.l.). The core was drilled during the austral summer 1991-1992. Major ion analysis was by ... more
    Spatial Coverage: Lat: (-75.00, -75.00), Lon: (65.00, 65.00)
    Temporal Coverage: 1991-11-01 - 1992-01-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file

  153. Elevation Change of the Southern Greenland Ice Sheet from 1978-88
    Southern Greenland ice sheet elevation change estimates are derived from SEASAT and GEOSAT radar altimetry data from 1978 to 1988. Data are confined to 61-72 deg N, 30-50 deg W, above 1700 m elevation. The addition of GEOSAT Geodetic Mission (GM) data results in twice as many crossover points and ... more
    Spatial Coverage: Lat: (61.00, 72.00), Lon: (-52.00, -30.00)
    Temporal Coverage: 1978 - 1988
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  154. Environmental Working Group Joint U.S.-Russian Arctic Sea Ice Atlas
    The Environmental Working Group (EWG) was established in June 1995 under the framework of the U.S.-Russian Joint Commission on Economic and Technological Cooperation. In order to expand scientific understanding of the Arctic, the EWG Arctic Climatology Project compiled digital data for arctic ... more
    Spatial Coverage: Lat: (45.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1950-01-01 - 1994-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  155. Environmental Working Group Joint U.S.-Russian Atlas of the Arctic Ocean
    The Environmental Working Group (EWG) was established in June 1995 under the framework of the U.S.-Russian Joint Commission on Economic and Technological Cooperation. In January 1996, the EWG Arctic Climatology Group took on the task of compiling digital data on arctic regions to expand scientific ... more
    Spatial Coverage: Lat: (60.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1948-01-01 - 1993-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  156. Estonian Mean Snow Depth and Duration (1891-1994)
    This data set contains the number of days of snow cover in days per year, and three 10-day snow depth means per month in centimeters from stations across Estonia. The days of snow cover data extend from 1891 through 1994, while the snow depth means extend from 1891 through 1990. Some stations for ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: 1891-01-01 - 1994-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: 356 ASCII text files

  157. Firn Air Inert Gas and Oxygen Observations from Siple Dome, 1996, and the South Pole, 2001
    This data set includes gas ratios in polar firn air: O2/N2, 15N/14N, 40Ar/N2, 40Ar/36Ar, 40Ar/38Ar, 84Kr/36Ar, 132Xe/36Ar, and ... more
    Spatial Coverage: Lat: (-80.67, -80.67), Lon: (-148.77, -148.77)
    Temporal Coverage: 2001-01-21 - 2001-01-21
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  158. Firn Air Isotope and Temperature Measurements from Siple Dome and South Pole
    This data set includes d15N, d18O/2, dO2/N2/4, d40Ar/4, d38/Ar/2, d84Kr/48, and d132Xe/96 values for air drawn from the top 15 to 50 m of firn at the South Pole (summer and winter 1998) and a site at Siple Dome (summers 1996 and 1998). Data also include related firn temperature measurements. The ... more
    Spatial Coverage: Lat: (-81.67, -81.67), Lon: (-148.77, -148.77)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: MS Excel or ASCII text files

  159. Former Soviet Union Hydrological Snow Surveys, 1966-1996
    The Former Soviet Union Hydrological Snow Surveys are based on observations made by personnel at 1,345 sites throughout the Former Soviet Union between 1966 and 1990, and over 200 of those sites between 1991 and 1996. These observations include snow depths at World Meteorological Organization ... more
    Spatial Coverage: Lat: (35.00, 80.00), Lon: (30.00, 180.00)
    Temporal Coverage: 1966-01-10 - 1996-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  160. GEOSAT Radar Altimeter DEM Atlas of Antarctica North of 72.1 degrees South
    The Antarctic atlas consists of 28 digital elevation maps which cover all of Antarctica north of 72.1 degrees south at a resolution of three kilometers. Each map contains surface elevations and coordinates for one atlas page covering 16 degrees of longitude. Data were acquired by the Geodetic ... more
    Spatial Coverage: Lat: (-72.00, -65.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1985-04-01 - 1986-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: compressed tar file - latitude and longitude coordinates

  161. GIS Data from the Alaska North Slope
    This data set includes ArcInfo-formatted maps of the Kuparuk River Basin Region of the Alaskan North Slope (at 1:250,000 scale) and five subset study areas: the Upper Kuparuk River Basin Subregion (1:25,000), the Imnavait Creek Landscape (1:6,000), the Toolik Lake Landscape (1:5,000), the ... more
    Spatial Coverage: Lat: (69.00, 69.00), Lon: (-150.00, -150.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  162. GLAS/ICESat 1 km Laser Altimetry Digital Elevation Model of Greenland
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and land Elevation Satellite (ICESat) provides global measurements of elevation, and repeats measurements along nearly-identical tracks; its primary mission is to measure changes in ice volume (mass balance) over time. This ... more
    Spatial Coverage: Lat: (60.00, 83.00), Lon: (-73.00, -11.00)
    Temporal Coverage: 2003-02 - 2005-06
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Unspecified
    Distribution Format: binary

  163. GLAS/ICESat 500 m Laser Altimetry Digital Elevation Model of Antarctica
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and land Elevation Satellite (ICESat) provides global measurements of elevation, and repeats measurements along nearly-identical tracks; its primary mission is to measure changes in ice volume (mass balance) over time. This ... more
    Spatial Coverage: Lat: (-86.00, -63.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02 - 2005-06
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: Unspecified
    Distribution Format: binary
    View Images or Search Holdings:
        View Sample Southern Hemisphere Data in Atlas of the Cryosphere

  164. GLAS/ICESat L1A Global Altimetry Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  165. GLAS/ICESat L1A Global Atmosphere Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  166. GLAS/ICESat L1A Global Engineering Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 206 minutes
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  167. GLAS/ICESat L1A Global Laser Pointing Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 6 hours
    Distribution Format: binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  168. GLAS/ICESat L1B Global Backscatter Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  169. GLAS/ICESat L1B Global Elevation Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  170. GLAS/ICESat L1B Global Waveform-based Range Corrections Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  171. GLAS/ICESat L2 Antarctic and Greenland Ice Sheet Altimetry Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  172. GLAS/ICESat L2 Global Aerosol Vertical Structure Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-09-30 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  173. GLAS/ICESat L2 Global Cloud Heights for Multi-layer Clouds
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  174. GLAS/ICESat L2 Global Land Surface Altimetry Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  175. GLAS/ICESat L2 Global Planetary Boundary Layer and Elevated Aerosol Layer Heights
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  176. GLAS/ICESat L2 Global Thin Cloud/Aerosol Optical Depths Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-09-30 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  177. GLAS/ICESat L2 Ocean Surface Altimetry Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  178. GLAS/ICESat L2 Sea Ice Altimetry Data
    The Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice volume (mass balance) over time. Secondary objectives of GLAS are to measure sea ice roughness and ... more
    Spatial Coverage: Lat: (-86.00, 86.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-02-20 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1/40 second full-rate data
    Distribution Format: scaled integer binary
    View Images or Search Holdings:
        Search and Order Inventory using SNOWI

  179. GLERL Great Lakes Air Temperature/Degree Day Climatology, 1897-1983
    Daily maximum and minimum temperatures for 25 stations around the Great Lakes, 1897 to 1983, were given to NSIDC by the NOAA Great Lakes Environmental Research Laboratory (GLERL), Ann Arbor, MI. Daily data can be used to produce daily maximum, minimum and mean temperatures, and seasonal ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -76.00)
    Temporal Coverage: 1897-01-01 - 1983-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  180. GLERL Great Lakes Ice Concentration Data Base, 1960-1979
    Ice concentration grids for 1960 to 1979 are archived for half-month periods, generally December through April. Data values are coded to the nearest ten percent for each 5 x 5 km grid square. A file of geographic coordinates of the center of each grid cell is included for each lake. A file of ice ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -76.00)
    Temporal Coverage: 1960-11-01 - 1979-05-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  181. GLERL Great Lakes Ice Thickness Data Base, 1966-1979
    During the winters of 1965/66 through 1976/77, NOAA/Great Lakes Environmental Research Laboratory (GLERL) collected weekly ice thickness and stratigraphy data at up to 90 stations per year on the Great Lakes. Data include station name, latitude, longitude and period of record as well as thickness ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -76.00)
    Temporal Coverage: 1965-01-01 - 1977-05-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  182. GLERL Radiation Transfer Through Freshwater Ice
    Radiation transmittance (ratio of transmitted to incident radiation) through clear ice, refrozen slush ice and brash ice, from ice surface to ice-water interface in the 400 to 600 nanometer range (photosynthetically active range), was measured at two freshwater lakes (Silver Lake, near Ann Arbor, ... more
    Spatial Coverage: Lat: (42.00, 46.00), Lon: (-85.00, -83.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  183. GLIMS Glacier Database
    Global Land Ice Measurements from Space (GLIMS) is an international project with the goal of surveying a majority of the world's estimated 160,000 glaciers. GLIMS uses data collected primarily by the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) instrument aboard the Terra ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1850 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI shapefiles

  184. GPR and GPS Data: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation
    The Antarctic megadune research was conducted during two field seasons, one in November 2002 and the other in December 2003 through January 2004. The megadune field site is located on the East Antarctic Plateau, southeast of Vostok station. The objectives of this multi-facetted research are to ... more
    Spatial Coverage: Lat: (-80.78, -80.53), Lon: (124.02, 126.03)
    Temporal Coverage: 2004-01-03 - 2004-01-07
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text, Microsoft Excel, JPEG

  185. Gases in Firn Air and Shallow Ice at the WAIS Drilling Site, Antarctica
    This data set contains trace gas measurements of air extracted from ice core samples from the West Antarctic Ice Sheet Divide A core (WAIS-D 05A). The WAIS A core was dry-drilled at the WAIS site during the 2005-2006 Antarctic field season. Data include trace gas species including ethane (C2H6), ... more
    Spatial Coverage: Lat: (-79.47, -79.47), Lon: (112.09, 112.09)
    Temporal Coverage: 2006-11-01 - 2007-02-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  186. Geocryology and Geocryological Zonation of Mongolia
    The map of Geocryology and Geocryological Zonation of Mongolia was derived from the National Atlas of Mongolia (Sodnom and Yanshin, 1990). The data set depicts the distribution and general properties of permafrost and seasonally frozen ground and locations of specific cryogenic phenomena in ... more
    Spatial Coverage: Lat: (40.61, 52.23), Lon: (87.00, 121.35)
    Temporal Coverage: 1990 - 1990
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI shapefiles

  187. Giant Icebergs of the Ross Sea, in situ Drift and Weather Measurements, Antarctica
    During 2001-2006, 6 giant icebergs (B15A, B15J, B15K, C16 and C25) adrift in the southwestern Ross Sea, Antarctica, were instrumented with global positioning system (GPS) receivers, magnetic compasses and automatic weather stations (AWS), to monitor their behavior in the near-coastal environment ... more
    Spatial Coverage: Lat: (-78.00, -60.00), Lon: (-178.00, 110.00)
    Temporal Coverage: 2001-01-25 - 2008-06-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  188. Glacier Inventory of West Greenland
    The inventory includes 5,297 Glaciers from west Greenland between 59 to 71 degrees latitude north and 43 to 53 degrees longitude west. The glacier data basin division is based on a simplified version of the World Glacier Monitoring Service (WGMS) system. Data are based on 1:250000 maps, Landsat ... more
    Spatial Coverage: Lat: (59.00, 71.00), Lon: (-53.00, -43.00)
    Temporal Coverage: 1948-01-01 - 1985-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  189. Glacier Mass Balance and Regime Measurements and Analysis, 1945-2003
    This data set consists of glacier regime parameters observed between 1945 and 2003. Data include annual mass balances, ablation, accumulation, and equilibrium-line altitude of mountain and subpolar glaciers outside the two major ice sheets. All available sources of information, such as ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1945 - 2003
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: MS Excel files and PDF file

  190. Glacier Photograph Collection
    The National Snow and Ice Data Center/World Data Center (NSIDC/WDC) for Glaciology in Boulder, Colorado houses many photographic prints of glaciers, taken both from the air and from the ground. These photographs constitute an important historical record, as well as a data collection of interest to ... more
    Spatial Coverage: Lat: (-43.00, 81.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1880-01-01 - 2009-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: JPEG, TIFF
    View Images or Search Holdings:
        View Sample Data in Google Earth

  191. Glaciological Investigations of the Bulge and Trunk of Kamb Ice Stream, West Antarctica
    This data set contains radar data from the Kamb Ice Stream (KIS), formerly known as Ice Stream C, in West Antarctica. The project was part of a larger study to assess the likelihood of ice stream reactivation. Parameters include latitude, longitude, distance along profile, ice thickness pick, ... more
    Spatial Coverage: Lat: (-83.00, -82.00), Lon: (-140.00, -130.00)
    Temporal Coverage: 2005-11-14 - 2005-12-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  192. Global Annual Freezing and Thawing Indices
    The total annual freezing and thawing indices are defined as the cumulative number of degree-days when air temperatures are below and above zero degrees Celsius. The total annual freezing index has been widely used to predict permafrost distribution; estimate the maximum thickness of sea, lake, ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: annual average
    Distribution Format: Unspecified

  193. Global EASE-Grid 8-day Blended SSM/I and MODIS Snow Cover
    This data set comprises global, 8-day snow-covered area (SCA) and snow water equivalent (SWE) data from 2000 through the most current processing. Global SWE data are derived from the Special Sensor Microwave Imager (SSM/I) and are enhanced with MODIS/Terra Snow Cover 8-Day Level 3 Global 0.05 ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-03-05 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Unspecified
    Distribution Format: NetCDF

  194. Global Lake and River Ice Phenology Database
    The Global Lake and River Ice Phenology Database contains freeze and breakup dates and other ice cover descriptive data for 748 lakes and rivers. Of the 429 water bodies that have records longer than 19 years, 287 are in North America and 141 are in Eurasia; 170 have records longer than 50 years; ... more
    Spatial Coverage: Lat: (36.00, 82.00), Lon: (-140.00, 149.00)
    Temporal Coverage: 1844-01-01 - 2005-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  195. Global Monthly EASE-Grid Snow Water Equivalent Climatology
    This data set comprises global, monthly satellite-derived snow water equivalent (SWE) climatologies from November 1978 through May 2007, with periodic updates released as resources permit. Global data are gridded to the Northern and Southern 25 km Equal-Area Scalable Earth Grids (EASE-Grids). ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-01-01 - 2007-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified
    View Images or Search Holdings:
        View Sample Data

  196. Good Days on the Trail, 1938-1942: Film Footage of the Rocky Mountains, Colorado
    This film documents student hiking trips conducted by the University of Colorado at Boulder in the Rocky Mountains, Colorado, USA during the summers of 1938-1942. The hikes took place in various locations west of Boulder, including Rocky Mountain National Park, Indian Peaks Wilderness, and ... more
    Spatial Coverage: Lat: (40.00, 40.54), Lon: (-105.90, -105.50)
    Temporal Coverage: 1938 - 1942
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  197. Great Lakes Aerial Photos of Ice Conditions
    The collection consists of approximately 50,000 high-quality negatives and transparencies showing ice cover impact on navigation or hydroelectric operation from 1963 to 1973. Coverage is not systematic or complete. Indexing has not been undertaken, but latitude and longitude of flight line begin ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -76.00)
    Temporal Coverage: 1963-01-01 - 1973-01-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  198. Great Lakes Daily Ice Observations at NOAA Water Level Gauge Sites
    Ice type codes, recorded daily from 1 November - 30 April by cooperative observers at up to 39 NOAA/National Ocean Service water level gauge sites on the Great Lakes, 1955/56 to 1996/97, are archived. Not all gauge sites have reported each season; a list of sites with coordinates and reporting ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -75.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  199. Great Lakes Ice Charts
    Charts show ice extent and concentration three times weekly during the ice season, for all lakes except Ontario, from the 1973/74 ice season to the present. Most charts are annotated to indicate data sources. Straits of Mackinac, Green Bay and Sault Ste. Marie are enlarged as insets, and in some ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -79.00)
    Temporal Coverage: 1973-12-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GIF

  200. Great Lakes Surface Ice Reports from U.S. Coast Guard
    Data consist of ice observations from U.S. Coast Guard vessels operating on the Great Lakes, and from Coast Guard shore stations reported via teletype messages and ice logging forms. Observations include ice thickness and concentration, weather conditions, and ice breaking activity. Data from ... more
    Spatial Coverage: Lat: (41.00, 49.00), Lon: (-93.00, -76.00)
    Temporal Coverage: 1961-11-10 - 2004
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  201. Greenland 5 km DEM, Ice Thickness, and Bedrock Elevation Grids
    A Digital Elevation Model (DEM), ice thickness grid, and bedrock elevation grid of Greenland acquired as part of the PARCA program are available in ASCII text format at a 5 km grid spacing in a polar stereographic projection. DEM data are a combination of ERS-1 and Geosat satellite radar altimetry ... more
    Spatial Coverage: Lat: (60.00, 84.00), Lon: (-72.00, -15.00)
    Temporal Coverage: 1993-01-01 - 1999-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII
    View Images or Search Holdings:
        View Sample Northern Hemisphere Data in Atlas of the Cryosphere

  202. Greenland Ice Sheet Melt Characteristics Derived from Passive Microwave Data
    The Greenland ice sheet melt extent data, acquired as part of NASA's Program for Arctic Regional Climate Assessment (PARCA) program, is a daily (or every other day, prior to August 1987) estimate of the spatial extent of wet snow on the Greenland ice sheet since 1979. It is derived from passive ... more
    Spatial Coverage: Lat: (60.00, 84.00), Lon: (-73.00, -10.00)
    Temporal Coverage: 1979-04-02 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Unspecified
    Distribution Format: ASCII text
    View Images or Search Holdings:
        View Sample Data in Google Earth

  203. Greenland Snow Pit and Core Stratigraphy
    Carl S. Benson's Greenland snow accumulation study field notebooks and analyses of snow accumulation, temperature, ice sheet facies and snow densification are available on 74 microfiche or as hard copy for on-site use by appointment. The data set includes a summary of all sampling stations, ... more
    Spatial Coverage: Lat: (60.00, 85.00), Lon: (-72.00, -18.00)
    Temporal Coverage: 1952-08-17 - 1955-08-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  204. Ground Temperatures from Deep Boreholes in the Ob River Valley, Russia (VK-1615 and ZS-124/124a)
    This data set contains soil temperature data from three deep boreholes in the Ob River valley in Russia. Boreholes were drilled in 1967 (VK-1615), 1977 (ZS-124), and 1980 (ZS-124a) in discontinuous permafrost of approximately 70 m depth. Borehole VK-1615 was sampled to a depth of 100 m between ... more
    Spatial Coverage: Lat: (Unspecified, 67.40), Lon: (Unspecified, 63.38)
    Temporal Coverage: 1980-01-01 - 2002-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  205. Ground temperatures in ice-cemented ground at Linnaeus Terrace, Dry Valleys, Antarctica
    Soil temperatures were measured with Campbell 107 soil thermistors. Thermistors were placed at 0, 17, 23 (just above the ice-cemented permafrost) and 40 cm depth. To emplace the sensors, first a soil pit was dug to the level of ice-cemented permafrost. Then a hammer drill was used to make a ... more
    Spatial Coverage: Lat: (-77.60, -77.60), Lon: (161.08, 161.08)
    Temporal Coverage: 1994 - 1994
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  206. Ground temperatures, Liefdefjord, northwest Svalbard
    This dataset includes ground temperature data from coarse morainal (till) soil in a tundra area, on a 2-degree slope with rapid drainage, 45 m asl, at an undisturbed site with about 10 percent vegetation cover. A data logger was used with a sampling rate of 60 days; 1-day averaging period of ... more
    Spatial Coverage: Lat: (79.58, 79.58), Lon: (-12.97, -12.97)
    Temporal Coverage: 1990 - 1992
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  207. High-Resolution QuickBird Imagery and Related GIS Layers for Barrow, Alaska, USA
    This data set contains high-resolution QuickBird imagery and geospatial data for the entire Barrow QuickBird image area (156.15° W - 157.07° W, 71.15° N - 71.41° N) and Barrow B4 Quadrangle (156.29° W - 156.89° W, 71.25° N - 71.40° N), for use in Geographic Information Systems (GIS) and remote ... more
    Spatial Coverage: Lat: (71.15, 71.41), Lon: (-157.07, -156.15)
    Temporal Coverage: 2002-08-01 - 2002-08-02
    Resolution: Lat: 0.7 m, 2.8 m, Lon: 0.7 m, 2.8 m, Temporal: Unspecified
    Distribution Format: floating-point binary raster, ArcInfo Grid, GeoTIFF, ESRI Shapefiles

  208. High-Resolution Radar Imagery, Digital Elevation Models, and Related GIS Layers for Barrow, Alaska, USA
    This product set contains high-resolution Interferometric Synthetic Aperture Radar (IFSAR) imagery and geospatial data for the Barrow Peninsula (155.39 - 157.48 deg W, 70.86 - 71.47 deg N) and Barrow Triangle (156.13 - 157.08 deg W, 71.14 - 71.42 deg N), for use in Geographic Information Systems ... more
    Spatial Coverage: Lat: (70.86, 71.47), Lon: (-157.48, -155.39)
    Temporal Coverage: 2002-07-27 - 2002-07-29
    Resolution: Lat: 1.25 m, 5 m, Lon: 1.25 m, 5 m, Temporal: 2,200 Hz
    Distribution Format: floating-point binary raster, ArcInfo Grid, GeoTIFF, ESRI Shapefiles

  209. High-Resolution Rectified Aerial Photography for Collaborative Research of Environmental Change at Barrow, Alaska, USA
    This data set includes aerial photography of Barrow, Alaska, which has been geocorrected to a 2002 QuickBird satellite image or Interferometric Synthetic Aperture Radar (IFSAR) imagery. Photography included in the set is from these specific dates, from 1948 to 1997: 4 August 1948, 29 July 1949, ... more
    Spatial Coverage: Lat: (70.90, 71.45), Lon: (-157.47, -155.40)
    Temporal Coverage: 1997-07-16 - 1997-07-16
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GeoTIFF and ESRI Shapefiles

  210. Historical Arctic Rawinsonde Archive
    Volumes 1 through 5 of this data set contain millions of vertical soundings (temperature, pressure, humidity, wind) representing all available rawinsonde ascents from Arctic land stations poleward of 65 degrees North from the beginning of record through mid-1996. Most records begin in the late ... more
    Spatial Coverage: Lat: (65.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1947-11-10 - 1996-06-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  211. Historical Arctic and Antarctic Surface Observational Data
    This product consists of meteorological data from 105 Arctic weather stations and 137 Antarctic stations, extracted from the National Climatic Data Center (NCDC)'s Integrated Surface Hourly (ISH) database. Variables include wind direction, wind speed, visibility, air temperature, dew point ... more
    Spatial Coverage: Lat: (59.98, 83.63), Lon: (-73.17, -13.58)
    Temporal Coverage: 1913-01-01 - 2002-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: AWS data recorded hourly; other sources vary
    Distribution Format: Tab-delimited ASCII text

  212. Historical Soviet Daily Snow Depth Version 2 (HSDSD)
    The Historical Soviet Daily Snow Depth Version 2 (HSDSD) product on CD-ROM updates and replaces HSDSD Version 1. The new version contains an additional ten years of data, improved data quality control, an HTML interface, and a Java tool for data browsing and extraction. Data now span from 1881 ... more
    Spatial Coverage: Lat: (35.00, 75.00), Lon: (20.00, 180.00)
    Temporal Coverage: 1881-01-01 - 1995-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  213. Hydrologic Outlets of the Greenland Ice Sheet
    The Hydrologic Outlets of the Greenland Ice Sheet data set contains GIS point shapefiles that include 891 observed and potential hydrologic outlets of the Greenland Ice Sheet, as identified by Lewis and Smith (2009), using satellite imagery. There are 460 observed hydrologic outlets that include ... more
    Spatial Coverage: Lat: (59.58, 85.03), Lon: (-80.80, -8.97)
    Temporal Coverage: 1991-01-01 - 2000-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI point shapefiles

  214. Hydrologic Sub-basins of Greenland
    The Hydrologic Sub-basins of Greenland data set contains Geographic Information System (GIS) polygon shapefiles that include 293 hydrologic sub-basins of the Greenland Ice Sheet, as created by Lewis and Smith (2009). Five km Digital Elevation Models (DEMs) of ice-surface and bedrock topography ... more
    Spatial Coverage: Lat: (59.25, 85.58), Lon: (-80.92, -6.76)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI polygon shapefiles

  215. IMS Daily Northern Hemisphere Snow and Ice Analysis at 4 km and 24 km Resolution
    The National Oceanic and Atmospheric Administration/National Environmental Satellite, Data, and Information Service (NOAA/NESDIS) has an extensive history of monitoring snow and ice coverage. Accurate monitoring of global snow/ice cover is a key component in the study of climate and global ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1997-02 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: GeoTIFF

  216. IPAB Antarctic Drifting Buoy Data
    The World Climate Research Programme (WCRP) International Programme for Antarctic Buoys (IPAB), through participating research organizations in various countries, maintains a network of drifting buoys in the Antarctic sea ice zone to support a better understanding of sea ice motion, meteorology, ... more
    Spatial Coverage: Lat: (-76.00, -57.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1995-01-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: daily (24-hour) and three-hour interpolated measurements
    Distribution Format: ASCII

  217. Ice Draft and Ice Velocity Data in the Beaufort Sea, 1990-2003
    This data set provides measurement of sea ice draft (m) and the movement of sea ice (cm/s) over the continental shelf of the Eastern Beaufort Sea. The data set spans April 1990 to September 2003. The data set was acquired to assist in determining the character and recurrence of ice features ... more
    Spatial Coverage: Lat: (70.08, 74.15), Lon: (-133.83, -125.58)
    Temporal Coverage: 1990-04-01 - 2003-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  218. Ice Fabric Characteristics: Siple Dome, A Core
    This data set contains measurements of the orientation and deformation of the crystal c-axes (fabric) of ice core samples collected from the Siple Dome Ice Core A, Antarctica (81°S, 148°W) between 22.764 m and 992.385 m in depth. The instrument used for the measurements consists of a fiber-optic ... more
    Spatial Coverage: Lat: (81.00, 81.00), Lon: (148.00, 148.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, tab-delimited text

  219. Ice Motion and Topography Near Margin Areas of Kamb Ice Stream, Antarctica
    This data set includes ice motion and topography measurements that were taken by measuring movement and altitude of poles set in the West Antarctic Ice Shelf. The data was acquired by Global Positioning System (GPS) measurements of poles. The position of the poles was measured twice; once in 2000, ... more
    Spatial Coverage: Lat: (-83.50, -82.20), Lon: (-158.00, -134.30)
    Temporal Coverage: 2000-11-11 - 2002-01-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  220. Ice Shelf Rift Time-Lapse Photography, Antarctica
    From November 2004 to March 2005, on the Ross Ice Shelf, Antarctica, an automated "web cam" was operated on the southward facing lip of a large ice-shelf rift to produce a photographic record of processes active in ice-shelf rift systems. Four times each day, the camera took a photograph in four ... more
    Spatial Coverage: Lat: (-78.00, -78.00), Lon: (-178.00, -178.00)
    Temporal Coverage: 2004-11-11 - 2005-03-19
    Resolution: Lat: 78 S, Lon: 178 W, Temporal: Unspecified
    Distribution Format: JPEG

  221. Ice Thickness and Internal Layer Depth Along the 2001 and 2002 US ITASE Traverses
    Ice thickness and internal layer depth data were collected with a ground-based, ice-penetrating radar study as part of the US International Trans-Antarctic Scientific Expedition (US ITASE) traverse in West Antarctica from 01 November 2001 to 10 January 2003. Longitude, latitude, ice thickness, and ... more
    Spatial Coverage: Lat: (-90.00, -80.00), Lon: (-120.00, -76.00)
    Temporal Coverage: 2001-11-01 - 2003-01-10
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, JPEG

  222. Ice Thickness and Surface Elevation, Southeastern Ross Embayment, West Antarctica
    Ice surface elevation and ice thickness data are available for a portion of the West Antarctic Ice Sheet. The investigators utilized a laser altimeter and ice-penetrating radar mounted to a Twin Otter aircraft to survey the ice sheet. Ice surface elevations and ice thickness data, derived from ... more
    Spatial Coverage: Lat: (-84.00, -80.00), Lon: (-134.00, -104.00)
    Temporal Coverage: 1991-12-27 - 1996-01-02
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files
    View Images or Search Holdings:
        View Sample Data
        View Sample Data

  223. Ice Velocity Data from Ice Stream C, West Antarctica
    Ice velocity data from ice stream C, including the body of the ice stream and its area of onset, are available. The investigator calculated velocities from precise ice displacement measurements made with a geodetic-quality Global Positioning System (GPS). These ice displacement measurements ... more
    Spatial Coverage: Lat: (-82.81, -81.80), Lon: (-152.60, -124.99)
    Temporal Coverage: 1995-11 - 1996-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files, Excel files

  224. Iceberg Firn Temperatures, Antarctica
    Since November of 2005, 12 thermistors were planted in the upper 2.5 meters of the firn on iceberg C16, Antarctica. Temperature data are collected every 20 minutes and are transmitted via ARGOS satellite relay. Data are intended to provide a view of how firn temperatures change as an iceberg ... more
    Spatial Coverage: Lat: (-78.00, -78.00), Lon: (168.00, 168.00)
    Temporal Coverage: 2005-11-08 - 2008-06-31
    Resolution: Lat: 77 South, Lon: 168 East, Temporal: Unspecified
    Distribution Format: ASCII text

  225. Iceberg Harmonic Tremor, Seismometer Data, Antarctica
    Seismometers were placed on a 25 km by 50 km iceberg called C16 in the Ross Sea, Antarctica, to identify the Iceberg harmonic Tremor (IHT) source mechanism and to understand the relevance of IHT to iceberg calving, drift and break-up. The seismic observations reveal that the IHT signal consists of ... more
    Spatial Coverage: Lat: (-77.00, -77.00), Lon: (168.00, 168.00)
    Temporal Coverage: 2003-12-27 - 2003-12-28
    Resolution: Lat: 77 S, Lon: 168 E, Temporal: Unspecified
    Distribution Format: ASCII text

  226. Iceberg Tiltmeter Measurements, Antarctica
    Time series of tiltmeter observations (tilt about two horizontal axes in microradians) for a 34 day period on iceberg C16 while it was aground near Ross Island in late 2001 to early 2002. Data shows tilts associated with differential basal melting of the iceberg, tidal motion and short-term tilts ... more
    Spatial Coverage: Lat: (-77.00, -77.00), Lon: (168.00, 168.00)
    Temporal Coverage: 2001-12-20 - 2002-01-23
    Resolution: Lat: 77 South, Lon: 168 East, Temporal: Unspecified
    Distribution Format: ASCII text

  227. Images of Antarctic Ice Shelves
    Recent changes in the extent and stability of ice shelves in the Antarctic Peninsula prompted NSIDC to begin a monitoring program using data from the AVHRR Polar 1 km Data Set. NSIDC regularly reviews images of those ice shelves considered susceptible to rapid change due to climatic warming, and ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  228. International Geophysical Year, 1957 – 1958: Drifting Station Alpha
    This film documents the activities that occurred on Drifting Station Alpha in the Arctic Ocean during the International Geophysical Year, 1957 to 1958. The film is narrated by project leader, Norbert Untersteiner, and chronicles the life of the team as they built their camp and set up experiments. ... more
    Spatial Coverage: Lat: (80.00, 87.00), Lon: (110.00, 180.00)
    Temporal Coverage: 1957-04-01 - 1958-11-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  229. International Ice Patrol (IIP) Iceberg Sightings Database
    The International Ice Patrol (IIP) collects information on iceberg activity in the North Atlantic. The IIP area of responsibility prior to 2006 was 40 to 52 degrees North latitude and 39 to 57 degrees West longitude. However, starting in 2006 and going forward, the IIP area of responsibility is 40 ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: 1960-01-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  230. International Ice Patrol Iceberg Drift Tracks
    The International Ice Patrol (IIP) tracks, plots and predicts iceberg positions in the North Atlantic Ocean. The IIP area of responsibility is 40 to 52 degrees North, 39 to 57 degrees West. During several years (1977, 1978, 1980, 1983, and 1989) individual icebergs were 'tagged' with buoys ... more
    Spatial Coverage: Lat: (40.00, 52.00), Lon: (-57.00, -39.00)
    Temporal Coverage: 1977-02-25 - 1989-07-24
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  231. Inventory of Rock Glaciers along the Ghunsa Valley, Kanchanjunga Himal, Eastern Nepal
    This dataset provides information on a number of Nepali rock glaciers distributed above 4250 m ASL along the Ghunsa valley and the Kanchanjunga glacier (originating from the summit of Mt. Kanchanjunga, 8586 m ASL). The rock glaciers were identified on the basis of air photo analysis and were ... more
    Spatial Coverage: Lat: (27.67, 27.83), Lon: (87.83, 88.17)
    Temporal Coverage: 1998-1 - 1999-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  232. Land Resources of Russia -- Maps of Permafrost and Ground Ice
    This data set includes maps of permafrost extent, permafrost temperature, the permafrost boundary, and ground ice thickness for all of Russia. The maps are ESRI Shapefiles, which were digitized from paper maps taken from the World Atlas of Snow and Ice Resources, 1997, Institute of Geography, ... more
    Spatial Coverage: Lat: (41.20, 77.70), Lon: (27.30, -169.50)
    Temporal Coverage: 1996-1 - 1996-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI shapefiles

  233. Land Resources of Russia -- Maps of Soil Characteristics
    This data set consists of maps of various soil characteristics for all of Russia. The maps are available as ESRI Shapefiles and they are accompanied by databases of soil profiles and related characteristics. The soil classification Shapefile was generalized from the standard 1:2,500,000 soil map ... more
    Spatial Coverage: Lat: (41.20, 77.70), Lon: (27.30, -169.50)
    Temporal Coverage: 1988-1 - 2002-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  234. Landscape Map of the Russian Arctic Coastal Zone
    The map consists of ESRI Shapefiles of landscape polygons (in landscape unit types) for the Russian Arctic coastal zone (scale 1:4,000,000). The map is based on a digital circumpolar Lambert projection map. Polygons have a single attribute (LAND-ID). LAND-ID is an eight-character code that ... more
    Spatial Coverage: Lat: (50.00, 90.00), Lon: (15.00, 169.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  235. Late Holocene Climate Variability, Dry Valleys, Antarctica
    This data set includes high-resolution ice core records from the Dry Valleys region of Antarctica, and provides interpretations of interannual to decadal-scale climate variability during the last 2000 years (late Holocene). Intermediate-length ice cores (100 to 200 meters) were drilled at four ... more
    Spatial Coverage: Lat: (-78.08, -77.30), Lon: (161.04, 163.03)
    Temporal Coverage: 2005-10-10 - 2005-12-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  236. MODIS Mosaic of Antarctica (MOA) Image Map
    Staff from the National Snow and Ice Data Center (NSIDC) and the University of New Hampshire have assembled two digital image maps of surface morphology and optical snow grain size that cover the Antarctic continent and its surrounding islands. The MODIS Mosaic of Antarctica (MOA) image maps are ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-11-20 - 2004-02-29
    Resolution: Lat: 250 m, Lon: 250 m, Temporal: Unspecified
    Distribution Format: GeoTIFF and binary
    View Images or Search Holdings:
        View Sample Data
        View Sample Data

  237. MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km, Version 4
    MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km (MYD29) contains the following fields: sea ice by reflectance, sea ice by reflectance pixel quality assurance (QA), ice surface temperature (IST), IST pixel QA, sea ice by IST, combined sea ice, latitudes, and longitudes in HDF-EOS format along with ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 5-min
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  238. MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km, Version 5
    MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km (MYD29) data set contains fields for sea ice by reflectance, sea ice by reflectance pixel Quality Assessment (QA), Ice Surface Temperature (IST), IST pixel QA, latitudes, and longitudes in compressed Hierarchical Data Format-Earth Observing System ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 5-min
    Distribution Format: HDF-EOS
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  239. MODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Day, Version 4
    MODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Day (MYD29P1D) contains the following fields: sea ice by reflectance, sea ice by reflectance spatial quality assurance (QA), ice surface temperature (IST), IST spatial QA, sea ice by IST, and combined sea ice in HDF-EOS format along with ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  240. MODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Day, Version 5
    MODIS/Aqua Sea Ice Extent Daily L3 Global 1km Equal Area Scalable Earth Grid (EASE-Grid) Day (MYD29P1D) data set contains fields for Sea Ice by Reflectance, Sea Ice by Reflectance Spatial QA, Ice Surface Temperature (IST), and Ice Surface Temperature Spatial QA in Hierarchical Data Format-Earth ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  241. MODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Night, Version 5
    MODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Night (MYD29P1N) data set contains fields for Ice Surface Temperature (IST) and IST Spatial Quality Assessment (QA) in Hierarchical Data Format-Earth Observing System (HDF-EOS) format, along with corresponding metadata. The field Sea Ice by ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  242. MODIS/Aqua Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day, Version 4
    MODIS/Aqua Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day (MYD29E1D) contains the following fields: sea ice by reflectance and ice surface temperature (IST). Each data granule covers the entire globe with two separate arrays of 4321 x 4321 pixels: one for the Arctic and one for the ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 4 km, Lon: 4 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  243. MODIS/Aqua Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day, Version 5
    MODIS/Aqua Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day (MYD29E1D) data set contains fields for sea ice by reflectance and Ice Surface Temperature (IST). Each data granule covers the entire globe with two separate arrays of 4501 x 4501 pixels: one for the Arctic and one for the ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: 4 km, Lon: 4 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  244. MODIS/Aqua Snow Cover 5-Min L2 Swath 500m, Version 4
    MODIS/Aqua Snow Cover 5-Min L2 Swath 500m (MYD10_L2) contains snow cover and quality assurance (QA) data, latitudes, and longitudes in HDF-EOS format, along with corresponding metadata. Latitude and longitude geolocation fields are at 5 km resolution, while all other fields are at 500 m ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 5 min
    Distribution Format: HDF-EOS
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  245. MODIS/Aqua Snow Cover 5-Min L2 Swath 500m, Version 5
    The MODIS/Aqua Snow Cover 5-Min L2 Swath 500m (MYD10_L2) data set contains snow cover and Quality Assessment (QA) data, latitudes and longitudes in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, and corresponding metadata. Latitude and longitude geolocation fields are ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 5 min
    Distribution Format: HDF-EOS
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  246. MODIS/Aqua Snow Cover 8-Day L3 Global 0.05Deg CMG, Version 4
    MODIS/Aqua Snow Cover 8-Day L3 Global 0.05Deg CMG (MYD10C2) consists of 7200-column by 3600-row global arrays of snow cover in a 0.05 deg climate modeling grid (CMG). Data and quality assurance (QA) fields are in HDF-EOS format, along with corresponding metadata. MODIS snow cover data are based on ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: 8 days
    Distribution Format: HDF-EOS
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  247. MODIS/Aqua Snow Cover 8-Day L3 Global 0.05Deg CMG, Version 5
    The MODIS/Aqua Snow Cover 8-Day L3 Global 0.05Deg CMG (MYD10C2) data set contains snow cover and Quality Assessment (QA) data, latitudes and longitudes in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, and corresponding metadata. This data set consists of 7200 columns ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: 8 Days
    Distribution Format: HDF-EOS
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  248. MODIS/Aqua Snow Cover 8-Day L3 Global 500m Grid, Version 4
    MODIS/Aqua Snow Cover 8-Day L3 Global 500m Grid (MYD10A2) contains data fields for maximum snow cover extent over an eight-day compositing period and a chronology of snow occurrence observations in HDF-EOS format, along with corresponding metadata. MYD10A2 consists of 1200 km by 1200 km tiles of ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 8 Days
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  249. MODIS/Aqua Snow Cover 8-Day L3 Global 500m Grid, Version 5
    The MODIS/Aqua Snow Cover 8-Day L3 Global 500m Grid (MYD10A2) data set contains data fields for maximum snow cover extent over an eight-day compositing period and a chronology of snow occurrence observations in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, along with ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  250. MODIS/Aqua Snow Cover Daily L3 Global 0.05Deg CMG, Version 4
    MODIS/Aqua Snow Cover Daily L3 Global 0.05Deg CMG (MYD10C1) consists of 7200-column by 3600-row global arrays of snow cover in a 0.05 deg climate modeling grid (CMG). Data and quality assurance (QA) fields are in HDF-EOS format, along with corresponding metadata. Data extend from 04 July 2002 to ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: Daily
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  251. MODIS/Aqua Snow Cover Daily L3 Global 0.05Deg CMG, Version 5
    The MODIS/Aqua Snow Cover Daily L3 Global 0.05Deg CMG (MYD10C1) data set contains snow cover and Quality Assessment (QA) data, latitudes and longitudes in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, and corresponding metadata. This data set consists of 7200 columns ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: Daily
    Distribution Format: HDF-EOS
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  252. MODIS/Aqua Snow Cover Daily L3 Global 500m Grid, Version 4
    MODIS/Aqua Snow Cover Daily L3 Global 500m Grid (MYD10A1) contains snow cover and quality assurance (QA) data in HDF-EOS format, along with corresponding metadata. Data files after 14 September 2003 include a snow albedo array with a 'beta' status. MYD10A1 consists of 1200 km by 1200 km tiles of ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - 2006-12-31
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: Daily
    Distribution Format: HDF-EOS
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  253. MODIS/Aqua Snow Cover Daily L3 Global 500m Grid, Version 5
    The MODIS/Aqua Snow Cover Daily L3 Global 500m Grid (MYD10A1) contains snow cover, snow albedo, fractional snow cover, and Quality Assessment (QA) data in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format along with corresponding metadata. MYD10A1 consists of 1200 km by ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2002-07-04 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  254. MODIS/Aqua Snow Cover Monthly L3 Global 0.05Deg CMG, Version 5
    The MODIS/Aqua Snow Cover Monthly L3 Global 0.05Deg CMG (MYD10CM) data set, new for Version 5 (V005), contains snow cover and Quality Assessment (QA) data in Hierarchical Data Format- Earth Observing System (HDF-EOS) format, and corresponding metadata. This data set consists of 7200 column by 3600 ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 0.05 degrees, Lon: 0.05 degrees, Temporal: Monthly
    Distribution Format: HDF-EOS
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  255. MODIS/Terra Sea Ice Extent 5-Min L2 Swath 1km, Version 4
    MODIS/Terra Sea Ice Extent 5-Min L2 Swath 1km (MOD29) contains the following fields: sea ice by reflectance, sea ice by reflectance pixel quality assurance (QA), ice surface temperature (IST), IST pixel QA, sea ice by IST, combined sea ice, latitudes, and longitudes in HDF-EOS format, along with ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: 5 minutes
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  256. MODIS/Terra Sea Ice Extent 5-Min L2 Swath 1km, Version 5
    MODIS/Terra Sea Ice Extent 5-Min L2 Swath 1km (MOD29) data set contains fields for sea ice by reflectance, sea ice by reflectance pixel Quality Assessment (QA), Ice Surface Temperature (IST), IST pixel QA, latitudes, and longitudes in Hierarchical Data Format-Earth Observing System (HDF-EOS) ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: 5 minutes
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  257. MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Day, Version 4
    MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Day (MOD29P1D) data set contains fields for Sea Ice by Reflectance, Sea Ice by Reflectance Spatial Quality Assessment (QA), Ice Surface Temperature (IST), and IST Spatial QA in Hierarchical Data Format-Earth Observing System (HDF-EOS) ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  258. MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Day, Version 5
    MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Day (MOD29P1D) data set contains fields for Sea Ice by Reflectance, Sea Ice by Reflectance Spatial QA, Ice Surface Temperature (IST), and Ice Surface Temperature Spatial QA in Hierarchical Data Format-Earth Observing System (HDF-EOS) format, ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  259. MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Night, Version 4
    MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Night (MOD29P1N) contains the following fields: ice surface temperature (IST), IST spatial QA, and sea ice by IST in HDF-EOS format along with corresponding metadata. Version 4 (V004) is the latest version of MODIS data available. ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
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  260. MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Night, Version 5
    MODIS/Terra Sea Ice Extent Daily L3 Global 1km EASE-Grid Night (MOD29P1N) data set contains fields for Ice Surface Temperature (IST) and IST Spatial Quality Assessment (QA) in Hierarchical Data Format-Earth Observing System (HDF-EOS) format, along with corresponding metadata. The field Sea Ice by ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 1 km, Lon: 1 km, Temporal: Daily
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  261. MODIS/Terra Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day, Version 4
    MODIS/Terra Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day (MOD29E1D) contains the following fields: sea ice by reflectance and ice surface temperature (IST). Each data granule covers the entire globe with two separate arrays of 4321 x 4321 pixels: one for the Arctic and one for the ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2003-09-15 - 2006-12-31
    Resolution: Lat: 4 km, Lon: 4 km, Temporal: Daily
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  262. MODIS/Terra Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day, Version 5
    MODIS/Terra Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day (MOD29E1D) data set contains fields for sea ice by reflectance and Ice Surface Temperature (IST). Each data granule covers the entire globe with two separate arrays of 4501 x 4501 pixels: one for the Arctic and one for the ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 4 km, Lon: 4 km, Temporal: Daily
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  263. MODIS/Terra Snow Cover 5-Min L2 Swath 500m, Version 4
    MODIS/Terra Snow Cover 5-Min L2 Swath 500m (MOD10_L2) contains snow cover and quality assurance (QA) data, latitudes, and longitudes in HDF-EOS format, along with corresponding metadata. Latitude and longitude geolocation fields are at 5 km resolution, while all other fields are at 500 m ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 5 min
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  264. MODIS/Terra Snow Cover 5-Min L2 Swath 500m, Version 5
    The MODIS/Terra Snow Cover 5-Min L2 Swath 500m (MOD10_L2) data set contains snow cover and Quality Assessment (QA) data, latitudes and longitudes in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, and corresponding metadata. Latitude and longitude geolocation fields ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 5 min
    Distribution Format: HDF-EOS
    View Images or Search Holdings:
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  265. MODIS/Terra Snow Cover 8-Day L3 Global 0.05Deg CMG, Version 4
    MODIS/Terra Snow Cover 8-Day L3 Global 0.05Deg CMG (MOD10C2) consists of 7200-column by 3600-row global arrays of snow cover in a 0.05 deg climate modeling grid (CMG). Data and quality assurance (QA) fields are in HDF-EOS format, along with corresponding metadata. MODIS/Terra V004 data extend from ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: 8 days
    Distribution Format: HDF-EOS
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  266. MODIS/Terra Snow Cover 8-Day L3 Global 0.05Deg CMG, Version 5
    The MODIS/Terra Snow Cover 8-Day L3 Global 0.05Deg CMG (MOD10C2) data set contains snow cover and Quality Assessment (QA) data, latitudes and longitudes in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, and corresponding metadata. This data set consists of 7200 ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: 8 Days
    Distribution Format: HDF-EOS
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  267. MODIS/Terra Snow Cover 8-Day L3 Global 500m Grid, Version 4
    MODIS/Terra Snow Cover 8-Day L3 Global 500m Grid (MOD10A2) contains data fields for maximum snow cover extent over an 8-day compositing period and a chronology of snow occurrence observations in HDF-EOS format, along with corresponding metadata. MOD10A2 consists of 1200 km by 1200 km tiles of 500 ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 8 Days
    Distribution Format: HDF-EOS
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  268. MODIS/Terra Snow Cover 8-Day L3 Global 500m Grid, Version 5
    The MODIS/Terra Snow Cover 8-Day L3 Global 500m Grid (MOD10A2) data set contains data fields for maximum snow cover extent over an eight-day compositing period and a chronology of snow occurrence observations in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, along ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: 8 days
    Distribution Format: HDF-EOS
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  269. MODIS/Terra Snow Cover Daily L3 Global 0.05Deg CMG, Version 4
    MODIS/Terra Snow Cover Daily L3 Global 0.05Deg CMG (MOD10C1) consists of 7200-column by 3600-row global arrays of snow cover in a 0.05 deg climate modeling grid (CMG). Data and quality assurance (QA) fields are in HDF-EOS format, along with corresponding metadata. MODIS/Terra V004 data extend from ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: Daily
    Distribution Format: HDF-EOS
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  270. MODIS/Terra Snow Cover Daily L3 Global 0.05Deg CMG, Version 5
    The MODIS/Terra Snow Cover Daily L3 Global 0.05Deg CMG (MOD10C1) data set contains snow cover and Quality Assessment (QA) data, latitudes and longitudes in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format, and corresponding metadata. This data set consists of 7200 ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 0.05 deg, Lon: 0.05 deg, Temporal: Daily
    Distribution Format: HDF-EOS
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  271. MODIS/Terra Snow Cover Daily L3 Global 500m Grid, Version 4
    MODIS/Terra Snow Cover Daily L3 Global 500m Grid (MOD10A1) contains snow cover and quality assurance (QA) data in HDF-EOS format along with corresponding metadata. Data files after 14 September 2003 include a snow albedo array with a beta status. MOD10A1 consists of 1200 km by 1200 km tiles of 500 ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - 2006-12-31
    Resolution: Lat: 500 m, Lon: 500 m, Temporal: Daily
    Distribution Format: HDF-EOS
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  272. MODIS/Terra Snow Cover Daily L3 Global 500m Grid, Version 5
    The MODIS/Terra Snow Cover Daily L3 Global 500m Grid (MOD10A1) contains snow cover, snow albedo, fractional snow cover, and Quality Assessment (QA) data in compressed Hierarchical Data Format-Earth Observing System (HDF-EOS) format along with corresponding metadata. MOD10A1 consists of 1200 km by ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS
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  273. MODIS/Terra Snow Cover Monthly L3 Global 0.05Deg CMG, Version 5
    The MODIS/Terra Snow Cover Monthly L3 Global 0.05Deg CMG (MOD10CM) data set, new for Version 5 (V005), contains snow cover and Quality Assessment (QA) data in Hierarchical Data Format- Earth Observing System (HDF-EOS) format, and corresponding metadata. This data set consists of 7200 column by ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 2000-02-24 - Continuing
    Resolution: Lat: 0.05 degrees, Lon: 0.05 degrees, Temporal: Monthly
    Distribution Format: HDF-EOS
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  274. Map of Natural (Landscape) and Permafrost Zones and the Net of Soil Temperature Meteorological Stations in Russia and Middle Asian Mountains
    This data set is a vector coverage of the Map of Natural Landscape and Permafrost Zones and the Net of Soil Temperature Meteorological Stations in Russia and Middle Asian Mountains (scale 1:4000000), published by the Russian Academy of Sciences Earth Cryosphere Institute and Institute for ... more
    Spatial Coverage: Lat: (32.00, 90.00), Lon: (10.00, 163.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  275. Maps of Geocryological Regions and Classifications in China
    This data set includes digital versions of 'The Map of Geocryological Regionalization and Classification in China' from Geocryology in China by Y. Zhou, D. Guo, G. Qiu, G. Cheng, and S. Li. Included are ESRI Shapefiles of meterological stations, permafrost regions, and classification of frozen ... more
    Spatial Coverage: Lat: (18.19, 53.48), Lon: (73.45, 135.09)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  276. March through August Ice Edge Positions in the Nordic Seas, 1750-2002
    This product contains ice edge coordinates for the Nordic Seas from 1750 through 2002 for months March through August. Ice edge in this product is defined as the outer boundary of ice having at least 30% ice concentration. Data are derived from publicly available sea ice products and use ... more
    Spatial Coverage: Lat: (57.70, 86.00), Lon: (-36.20, 64.20)
    Temporal Coverage: 1750 - 2002
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GIS format shapefiles

  277. Margin Migration Rates and Dynamics: Siple Coast Ice Streams
    This product, based on prior data collected under NSF-OPP grant 8716604 (Echelmeyer and Harrison) and NSF-OPP grant 9117911 (Harrison), includes ice velocity data between stations S17 and UpB on the Upper Whillans Ice Stream, Siple Coast, West Antarctica, from January 1994 to January 1995. ... more
    Spatial Coverage: Lat: (-83.90, -83.20), Lon: (-140.70, -134.90)
    Temporal Coverage: 1994-01 - 1995-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, Excel

  278. Meltpond2000 Polarimetric Scanning Radiometer Sea Ice Brightness Temperatures
    The Meltpond2000 project was the first in a series of Arctic and Antarctic aircraft campaigns to validate sea ice algorithms developed for the Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E), primarily to quantify errors in AMSR-E sea ice products resulting from the ... more
    Spatial Coverage: Lat: (68.97, 76.42), Lon: (-105.02, -63.20)
    Temporal Coverage: 2000-06-26 - 2000-07-06
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: MATLAB data and programs

  279. Meteorological Data from the Russian Arctic, 1961-2000
    This data set contains monthly means of meteorological observation data from Russian stations from 1961-2000 (for most stations). The Russian station observations were provided by Vladimir Radionov, Arctic and Antarctic Research Institute (AARI), St. Petersburg, and include 2-meter air ... more
    Spatial Coverage: Lat: (59.97, 78.07), Lon: (14.25, 179.10)
    Temporal Coverage: 1961-01-01 - 2000-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text in uniformat

  280. Meteorology and soil temperatures, Hot Weather Creek, Ellesmere Island, NWT, Canada
    The instrumentation was installed in June 1988 and was initially maintained by the Arctic Adaptation Division Canadian Climate Centre, Atmospheric Environment Service (CCC/AES) with field support by Geological Survey of Canada (GSC). It consists of a Campbell Scientific CR10 micrologger with ... more
    Spatial Coverage: Lat: (79.97, 79.97), Lon: (-84.44, -84.44)
    Temporal Coverage: 1988-06 - 1994-04
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  281. Methyl Chloride Measurements from the Siple Dome A Deep Core, Antarctica
    This data set is an analysis of methyl chloride concentration measured in air extracted from ice core samples from the Siple Dome A deep core in West Antarctica. In total, forty six (46) ice samples, approximately 10-15 cm in length, were analyzed in this study. Data are available in Microsoft ... more
    Spatial Coverage: Lat: (-81.66, -81.66), Lon: (-148.82, -148.82)
    Temporal Coverage: 2004-11-01 - 2007-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  282. Micrometeorites from the South Pole Water Well
    Micrometeorites dated between 1100 A.D. to 1500 A.D. were collected from the bottom of the South Pole Water Well in December 1995. Element analyses of 181 cosmic glass spherule and micrometeorite samples are in ASCII text and Excel spreadsheet format. Scanning Electron Microscope (SEM) images of ... more
    Spatial Coverage: Lat: (-90.00, -90.00), Lon: (0.00, 0.00)
    Temporal Coverage: 1995-12-01 - 1995-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, Excel, TIFF

  283. Millimeter-wave Imaging Radiometer Brightness Temperatures, Wakasa Bay, Japan
    This data set includes calibrated brightness temperatures measured over Wakasa Bay in the Sea of Japan in January and February 2003. The MIR was carried on a military-type P-3 aircraft. Brightness temperatures were taken at 57 beam positions covering 100 degrees swath. These data were acquired in ... more
    Spatial Coverage: Lat: (30.00, 40.00), Lon: (130.00, 150.00)
    Temporal Coverage: 2003-01-14 - 2003-02-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary files

  284. Modeled Active-Layer Depth in Russia
    This data set contains modeled active-layer depth (cm) from 50 deg N to 80 deg N, and 60 deg E to 160 deg E, Russia. Depth values are calculated from a model of current climate that assumes a complex surface with inhomogenous vegetation and soil texture, and from a model of projected climate for ... more
    Spatial Coverage: Lat: (50.00, 80.00), Lon: (60.00, 160.00)
    Temporal Coverage: Unspecified - 2050-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  285. Modeled Daily Thaw Depth and Frozen Ground Depth
    This data set contains modeled daily thaw depth and freezing depth for the Arctic terrestrial drainage basin. Thaw and freezing depths were calculated over the study area with a resolution of 25 km x 25 km. Data extend from September 1998 through December 2000. A finite-difference model for ... more
    Spatial Coverage: Lat: (45.00, 90.00), Lon: (0.00, 0.00)
    Temporal Coverage: 2009-4 - 1912-4
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  286. Monthly Mean Precipitation Sums at Russian Arctic Stations, 1966-1990
    This data set contains monthly mean precipitation sums from Russian arctic stations. Precipitation measurements were acquired using a Tretyakov precipitation gauge. Data have not been adjusted for wind bias. Data from 1967 and later are corrected for wetting loss (this correction was made by ... more
    Spatial Coverage: Lat: (50.17, 69.77), Lon: (38.25, 164.17)
    Temporal Coverage: 1966-01 - 1990-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: monthly
    Distribution Format: ASCII text

  287. Monthly Summaries of Soil Temperature and Soil Moisture at Oil Contamination Sites in Antarctica
    To determine the effects of oil spills on soil temperature and moisture, soil climate stations were built at existing contamination sites -- Scott Base, Marble Point, Bull Pass, and nearby control sites in the Ross Sea Region, Antarctica. Sensors recorded soil temperature, soil moisture, air ... more
    Spatial Coverage: Lat: (-77.98, -77.45), Lon: (161.88, 166.78)
    Temporal Coverage: 1999-01-21 - 2001-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  288. Monthly Summaries of Soil Temperature and Soil Moisture at Sites in Alaska
    This data set contains soil temperature and soil moisture from 17 sites in Alaska. Temporal coverage varies by station; the earliest record is from September 1995, and the latest is from August 2001. Data from individual stations are available in tab-delimited ASCII text files. An Excel ... more
    Spatial Coverage: Lat: (59.76, 70.47), Lon: (-159.67, -147.91)
    Temporal Coverage: 1995-09-01 - 2001-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  289. Monthly Summaries of Soil Temperature and Soil Moisture in China
    This data set contains soil temperature and soil moisture data from nine sites in China. Temporal coverage varies by station; the earliest record is from June 1998, and the latest is from May 2002. Data from individual stations are available in tab-delimited ASCII text files. An Excel spreadsheet ... more
    Spatial Coverage: Lat: (31.84, 43.32), Lon: (86.89, 94.17)
    Temporal Coverage: 1998-06-01 - 2002-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  290. Monthly Summaries of Soil Temperature and Soil Moisture in Mongolia
    This data set contains soil temperature and soil moisture data from the Delger (White Bloom) site in Mongolia. Other variables include wind speed, wind direction, relative humidity, air temperature, atmospheric pressure, total rainfall accumulation, and soil heat flux. Data are in ASCII text form ... more
    Spatial Coverage: Lat: (46.46, 46.46), Lon: (107.64, 107.64)
    Temporal Coverage: 2001-06-01 - 2002-11-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  291. Morphometric Characteristics of Ice and Snow in the Arctic Basin: Aircraft Landing Observations from the Former Soviet Union, 1928-1989
    This data set contains sea ice and snow measurements collected during aircraft landings associated with the Soviet Union's historical Sever airborne and North Pole drifting station programs. The High-Latitude Airborne Annual Expeditions Sever (Sever means North) took place in 1937, 1941, ... more
    Spatial Coverage: Lat: (64.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1928-06 - 1989-05
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: One set of observations per landing site; number of landing sites varied each mo
    Distribution Format: ASCII text file

  292. NASA SCP Arctic and Antarctic Ice Extent from QuikSCAT, 1999-2004
    This data set provides sea ice extent for the Arctic (60-90° N) and Antarctic (52-90° S) in Scatterometer Image Reconstruction (SIR) binary image format, along with ASCII text files containing latitude and longitude coordinates along the sea ice edge, and browse images of SIR files in ... more
    Spatial Coverage: Lat: (-90.00, -52.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1999-07-19 - 2004-12-31
    Resolution: Lat: 2.225 km, 4.45 km, Lon: 2.225 km, 4.45 km, Temporal: Daily
    Distribution Format: ASCII, Flat binary (2-byte integer, big-endian byte order), PNG

  293. NCEP/NCAR Arctic Marine Rawinsonde Archive
    NCEP/NCAR Arctic Marine Rawinsonde Archive, available via ftp, contains 17,659 marine rawinsonde reports for the region north of 65 degrees North. Its record extends from 1976 to 1996. These soundings have been extracted from the National Center for Atmospheric Research (NCAR) rawinsonde archive ... more
    Spatial Coverage: Lat: (65.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1976-01-01 - 1996-06-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  294. NIC Arctic and Antarctic Sea Ice Data
    Note: This product has been replaced by the more comprehensive environmental working Group Joint U.S.-Russian Arctic Sea ice Atlas. ( http://nsidc.org/data/G01962.html) Data are digitized weekly sea ice concentration and extent grids for the Arctic ... more
    Spatial Coverage: Lat: (-90.00, -50.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1972-01-03 - 1990-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  295. NOAA/NMC/CAC Arctic and Antarctic Monthly Sea Ice Extent, 1973-1990
    Sea ice extent from January 1973 through August 1990 was digitized from weekly operational sea ice charts produced by the Navy/NOAA Joint Ice Center. Charts were digitized by hand using a 1° latitude x 2.5° longitude grid. The grid boxes were then summed in 1° latitude x 10° longitude slices, ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: 1973-01-31 - 1990-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  296. National Ice Center Arctic Sea Ice Charts and Climatologies in Gridded Format
    The U.S. National Ice Center (NIC) is an inter-agency sea ice analysis and forecasting center comprised of Dept. of Commerce/NOAA, Dept. of Defense/U.S. Navy, and Dept. of Homeland Security/U.S. Coast Guard components. Since 1972, NIC has produced Arctic and Antarctic sea ice charts. This data set ... more
    Spatial Coverage: Lat: (45.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1972 - 2004
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  297. Near-Real-Time DMSP SSM/I Daily Polar Gridded Brightness Temperatures
    The Near-Real-Time DMSP SSM/I Daily Polar Gridded Brightness Temperature product provides near-real-time brightness temperatures for both the Northern and Southern Hemispheres. These brightness temperatures are used to generate Near-Real-Time DMSP SSM/I Daily Polar Gridded Sea Ice Concentrations. ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1999-07-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: Gridded, scaled 2-byte integer

  298. Near-Real-Time DMSP SSM/I Daily Polar Gridded Sea Ice Concentrations
    This data set provides a near-real-time (NRT) map of sea ice concentrations for both the Northern and Southern Hemispheres. The near-real-time passive microwave brightness temperature data are acquired with the Special Sensor Microwave Imager/Sounder (SSMIS) on board the Defense Meteorological ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 1999-04-05 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Daily
    Distribution Format: binary

  299. Near-Real-Time DMSP SSM/I-SSMIS Pathfinder Daily EASE-Grid Brightness Temperatures
    This data set provides daily, near-real-time Special Sensor Microwave/Imager (SSM/I) and Special Sensor Microwave Imager/Sounder (SSMIS) brightness temperatures in the Equal-Area Scalable Earth-Grid (EASE-Grid). The data set consists of gridded data in two projections: Northern Hemisphere and ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Unspecified
    Distribution Format: binary

  300. Near-Real-Time SSM/I-SSMIS EASE-Grid Daily Global Ice Concentration and Snow Extent
    The Near-Real-Time SSM/I-SSMIS EASE-Grid Daily Global Ice Concentration and Snow Extent product (Near-real-time Ice and Snow Extent, NISE) provides daily, global near-real-time maps of sea ice concentrations and snow extent. The National Snow and Ice Data Center (NSIDC) creates the current NISE ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1995-05-04 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: daily
    Distribution Format: HDF-EOS
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  301. Nenana Ice Classic: Tanana River Ice Annual Breakup Dates
    The Nenana river in the Interior of Alaska usually freezes over during October and November. The ice continues to grow throughout the winter accumulating an average maximum thickness of about 110 cm, depending upon winter weather conditions. The Nenana River Ice Classic competition began in 1917 ... more
    Spatial Coverage: Lat: (62.00, 62.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1917-04-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: annual
    Distribution Format: ascii

  302. Newall Glacier Snow Pit and Ice Core, 1987 to 1989
    Snow pit and ice core data from the Newall Glacier (location - 162 30' East, 77 35' South) were collected during 1987 and 1988. These include information on chemistry, Beta profiles and stratigraphy. Ice cores were collected during the austral summer of 1988-1989 and contain information on ... more
    Spatial Coverage: Lat: (-77.00, -77.00), Lon: (162.00, 162.00)
    Temporal Coverage: 1988-11-01 - 1989-01-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  303. Nimbus-5 ESMR Polar Gridded Brightness Temperatures
    The Nimbus-5 Electrically Scanning Microwave Radiometer (ESMR) data set consists of gridded brightness temperature (TB) arrays for the Arctic and Antarctic, spanning 11 December 1972 through 16 May 1977. The data were gridded to a polar stereographic projection at 25 km resolution and adjusted to ... more
    Spatial Coverage: Lat: (-90.00, -50.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1972-12-11 - 1977-05-16
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Daily
    Distribution Format: Flat binary (2-byte integer)

  304. Nimbus-5 ESMR Polar Gridded Sea Ice Concentrations
    Daily and monthly averaged sea ice concentrations from the Nimbus-5 Electrically Scanning Microwave Radiometer (ESMR) are available for the Arctic and Antarctic from 12 December 1972 through 31 December 1976 at 25 km gridded resolution. Raw data were reprocessed to include ocean masks that reduce ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 1972-12-12 - 1976-12-31
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Daily and monthly
    Distribution Format: HDF

  305. Nimbus-7 SMMR Antenna Temperatures
    The SMMR Antenna Temperatures (Nimbus-7) data set consists of antenna temperatures from passive microwave radiometers aboard NOAA's Nimbus-7 satellite. The instrument is the Scanning Multichannel Microwave Radiometer (SMMR). Each file consists of one days worth of data in swath format, i.e. the ... more
    Spatial Coverage: Lat: (-84.00, 84.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-25 - 1987-08-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF

  306. Nimbus-7 SMMR Derived Monthly Global Snow Cover and Snow Depth
    The data set consists of monthly global snow cover and snow depth derived from Nimbus-7 SMMR data for 1978 through 1987. The SMMR data are interpolated for spatial and temporal gaps, and averaged for display in polar stereographic projection. Maps are based on six-day average brightness ... more
    Spatial Coverage: Lat: (0.00, 85.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-11-01 - 1987-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  307. Nimbus-7 SMMR Pathfinder Brightness Temperatures
    The Nimbus-7 SMMR Pathfinder Brightness Temperatures data set contains global brightness temperatures in swath format (level 1b) from 25 October 1978 to 20 August 1987. The instrument obtained near-global coverage at five frequencies (6.6, 10.7, 18, 21, and 37 GHz) in both horizontal and vertical ... more
    Spatial Coverage: Lat: (-84.00, 84.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-25 - 1987-08-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF

  308. Nimbus-7 SMMR Pathfinder Daily EASE-Grid Brightness Temperatures
    This data set consists of brightness temperatures (TBs) acquired from the Scanning Multichannel Microwave Radiometer (SMMR) on board the Nimbus-7 Pathfinder satellite. The TBs have been gridded onto the Equal-Area Scalable Earth Grid (EASE-Grid) and are presented in three different projections: ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-25 - 1987-08-20
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Unspecified
    Distribution Format: binary

  309. Nimbus-7 SMMR Polar Gridded Radiances and Sea Ice Concentrations
    NSIDC produces gridded brightness temperatures (TBs) on polar stereographic grids for north and south polar regions from orbital (swath) data collected by the Scanning Multichannel Microwave Radiometer (SMMR) flown aboard the Nimbus-7 satellite. This data set contains gridded brightness ... more
    Spatial Coverage: Lat: (-90.00, -39.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-25 - 1987-08-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  310. Nitrogen and Oxygen Gas Isotopes in the Siple Dome and Byrd Ice Cores, Antarctica
    This data set consists of Gas-isotopic data from the Siple Dome and Byrd ice cores covering roughly the last 100,000 years (100 ka), consisting of d15N (15N/14N) of N2, d18O (18O/16O) of O2, dO2/N2, and dAr/N2. Derived parameters include d18Oatm, d15N, dO2/N2, and dAr/N2. Data are available via ... more
    Spatial Coverage: Lat: (-80.02, -80.02), Lon: (-119.53, -119.53)
    Temporal Coverage: 2005-01-01 - 2008-12-31
    Resolution: Lat: -81.6588°, Lon: -148.812°, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  311. Northern Circumpolar Soils Map
    This data set consists of a circumpolar map of dominant soil characteristics, with a scale of 1:10,000,000, covering the United States, Canada, Greenland, Iceland, northern Europe, Russia, Mongolia, and Kazakhstan. The map was created using the Northern and Mid Latitude Soil Database. The map is ... more
    Spatial Coverage: Lat: (45.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  312. Northern Hemisphere EASE-Grid Annual Freezing and Thawing Indices, 1901 - 2002
    This data set contains annual freezing and thawing indices for each year from 1901 to 2002 on the 25 km resolution Equal-Area Scalable Earth Grid (EASE-Grid). Annual freezing and thawing indices are defined as the cumulative number of degree-days when air temperatures are below and above 0 degrees ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1901-01-01 - 2002-12-31
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: annual
    Distribution Format: ASCII

  313. Northern Hemisphere EASE-Grid Weekly Snow Cover and Sea Ice Extent Version 3
    The Northern Hemisphere EASE-Grid Weekly Snow Cover and Sea Ice Extent Version 3 product and Version 3.1 update combine snow cover and sea ice extent at weekly intervals from 23 October 1978 through 24 June 2007, and snow cover alone from 3 October 1966 through 23 October 1978. (Sea ice data were ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-23 - 2007-06-24
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: weekly
    Distribution Format: Flat binary (1-byte unsigned integer)
    View Images or Search Holdings:
        View Sample Data
        View Sample Data

  314. Northern Hemisphere Seasonal and Intermittent Frozen Ground Areas 1901-2001
    This data set contains monthly values of the total exposed land area of seasonally frozen ground and annual values for intermittently frozen ground in the Northern Hemisphere. Seasonally frozen ground is defined as the near-surface soil that experiences freeze for more than 15 days per year, ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1901-01-01 - 2002-12-31
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: annual
    Distribution Format: ASCII text

  315. Norwegian North Polar Expedition 1893-1896: Oceanographic Data
    This data set contains water depth, temperature, specific gravity, salinity, and density measurements from the North Polar Basin and the Barents Sea, gathered by Nansen and crew on the Norwegian North Polar Expedition from 1893-1896. Data are available via ... more
    Spatial Coverage: Lat: (69.42, 85.87), Lon: (12.43, 137.83)
    Temporal Coverage: 1893-07-22 - 1896-04-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel file

  316. Optical Logging for Dust and Microbes in Boreholes in Glacial Ice
    This data set contains high-resolution logs of dust and microbes measured at the Siple Dome A borehole in Antarctica. The data were obtained using a newly developed optical borehole logger, which fits into a fluid-filled borehole in glacial ice. It can detect dust and microbes in ice out to ... more
    Spatial Coverage: Lat: (-81.65, -81.65), Lon: (148.82, 148.82)
    Temporal Coverage: 2001-11-01 - 2002-02-01
    Resolution: Lat: 75°06'S, Lon: 123°23'E, Temporal: Unspecified
    Distribution Format: generic data file

  317. PSR/A Multiband Polarimetric Imaging, Wakasa Bay, Japan
    This data set includes brightness temperature data measured over the Sea of Japan, the Western Pacific Ocean, and the Japanese Islands in January and February 2003. The data were collected using the NOAA Environmental Technology Laboratory (ETL) Polarimetric Scanning Radiometer (PSR/A), an ... more
    Spatial Coverage: Lat: (30.00, 42.00), Lon: (132.00, 151.00)
    Temporal Coverage: 2003-01-19 - 2003-02-03
    Resolution: Lat: 0.3 km to 2.2 km, Lon: 0.3 km to 2.2 km, Temporal: Daily
    Distribution Format: MATLAB, Binary

  318. Paleo-periglacial phenomena in Northwestern Europe
    This data set includes site descriptions of paleoperiglacial features and related paleoclimatic data for Europe, including radiocarbon dating. Data have been extracted from literature published between 1952-1995 and from unpublished reports. Data are presented on the CAPS Version 1.0 CD-ROM, June ... more
    Spatial Coverage: Lat: (48.60, 58.33), Lon: (-8.58, 22.08)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  319. Permafrost Map for Northwestern Canada (Mackenzie Region)
    The Permafrost Map for Northwestern Canada (Mackenzie Region) is a digital version of the 1:1,000,000 map produced by Heginbottom and Radburn [Heginbottom, J.A. and Radburn, L.K. (compilers) 1992. Permafrost and ground ice conditions of northwestern Canada; Geological Survey of Canada, Map 1691A, ... more
    Spatial Coverage: Lat: (60.00, 70.00), Lon: (-142.00, -120.00)
    Temporal Coverage: 1992-4 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  320. Permafrost Map of Alaska, USA
    This data set consists of a geo-referenced digital map and attribute data derived from the publication 'Permafrost map of Alaska'. The map is presented at a scale of 1 to 2,500,000 and shows the correlation of physiographic province to presence of permafrost across the state of Alaska. The digital ... more
    Spatial Coverage: Lat: (51.00, 71.40), Lon: (172.00, -130.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  321. Permafrost monitoring and prediction in Southern Carpathians, Romania
    This study monitored the summer temperatures (July and August) of the springs at the base of the rock glaciers' fronts and talus cones of Fagaras and Retezat Mountains. These water measurements have been made since 1986. BTS (bottom temperature of snow) measurements were made in the same areas ... more
    Spatial Coverage: Lat: (45.28, 45.68), Lon: (22.72, 25.05)
    Temporal Coverage: 1986 - 1994
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  322. Permafrost of the Usa River Basin
    The map consists of ESRI Shapefiles of the Usa River basin, Russia, including Lek-Vorkuta and Bolshaya Rogovaya. There are four data layers in the data set: a base map layer, a permafrost layer, and two key (permafrost) areas. Each data layer comprises several sub-layers. The map is based on a UTM ... more
    Spatial Coverage: Lat: (65.00, 68.00), Lon: (56.00, 65.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  323. Permafrost, palsas and frost-crack polygons, Salluit, Quebec, Canada
    This dataset includes temperature conditions for ice-wedge cracking, Salluit, northern Quebec. Air temperature, soil temperature, wind speed and direction, July 1989 through April 1991 (not continuous record.) Temperature inside data logger, resistance values along cracking detection circuit, ... more
    Spatial Coverage: Lat: (62.23, 62.23), Lon: (-75.63, -75.63)
    Temporal Coverage: 1989-07 - 1992-08
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  324. Permafrost-related micrometeorology and soil temperatures, Qingzang Plateau, China
    These data sets include Surface Meteorological Data (D100, D105, Tanggula Pass, Wetland), Ground Temperature (D100, D105, Tanggula Pass, Wetland), Soil Moisture Data, Evaporation, and soil physical properties. These data sets include maximum, mean, minimum air temperature, wind speed, relative ... more
    Spatial Coverage: Lat: (31.00, 33.00), Lon: (90.00, 93.00)
    Temporal Coverage: 1991 - 1993
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  325. Physical and Structural Properties of the Siple Dome Ice Cores
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. This data set ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 2000
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: .jpg and .gif image files and text files

  326. Polar Pathfinder Daily 25 km EASE-Grid Sea Ice Motion Vectors
    Daily ice motion vectors are computed from Advanced Very High Resolution Radiometer (AVHRR), Scanning Multichannel Microwave Radiometer (SMMR), Special Sensor Microwave/Imager (SSM/I), and International Arctic Buoy Programme (IABP) buoy data. Daily gridded fields combine data from all sensors, ... more
    Spatial Coverage: Lat: (-90.00, -53.20), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-25 - 2006-12-31
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Mean grids are in daily, weekly, monthly, and yearly temporal scales.
    Distribution Format: Enhanced Postscript

  327. Polar Pathfinder Sampler: AVHRR, SMMR-SSM/I, and TOVS Samples and Combined Time Series
    Notice to Users: Distribution of this data set will be discontinued by 31 December 2009, or earlier, should user requests for the Polar Pathfinder Sampler CD-ROM exceed our supply before that date. The AVHRR, SMMR-SSM/I and TOVS Polar Pathfinder research teams collaborated to make it as easy as ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF, binary, HTML

  328. Program for Arctic Regional Climate Assessment (PARCA) Data Sets
    PARCA began in 1993 with the primary goal of measuring and understanding the mass balance of the Greenland Ice Sheet. Approximately 25 investigations used in situ measurements and satellite and aircraft remote sensing to study this issue. Measurements include surface elevation and ice thickness ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  329. RAMP AMM-1 SAR Image Mosaic of Antarctica
    In 1997, the Canadian RADARSAT-1 satellite was rotated in orbit, so that its synthetic aperture radar (SAR) antenna looked south towards Antarctica. This permitted the first high-resolution mapping of the entire continent of Antarctica. In eighteen days, the satellite acquired a complete coverage ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1997-09-01 - 1997-10-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary and GeoTIF files
    View Images or Search Holdings:
        View Sample Southern Hemisphere Data in Atlas of the Cryosphere

  330. Radar Investigations of Antarctic Ice Stream Margins, Siple Dome, 1998
    This data set consists of surface-based radar measurements, including geometry of the bed, surface, and internal layers, and bed reflectivity measurements at two sites along ice stream margins at Siple Dome, Antarctica. The research is a radar examination of bed reflection characteristics and ... more
    Spatial Coverage: Lat: (-83.35, -80.17), Lon: (-141.67, -138.37)
    Temporal Coverage: 1998-11-14 - 1998-12-13
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 2 MHz
    Distribution Format: Microsoft Word

  331. Radarsat Antarctic Mapping Project Digital Elevation Model Version 2
    The high-resolution Radarsat Antarctic Mapping Project (RAMP) Digital Elevation Model (DEM) combines topographic data from a variety of sources to provide consistent coverage of all of Antarctica. Version 2 improves upon the original version by incorporating new topographic data, error ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1940-01-01 - 1999-01-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file (1 kilometer resolution)
    View Images or Search Holdings:
        View Sample Southern Hemisphere Data in Atlas of the Cryosphere

  332. Rand Corporation Mean Monthly Global Snow Depth
    All available monthly snow depth climatologies were integrated by the Rand Corporation, in the early 1980s, into one global (excluding Africa and South America) digital data set gridded at 4° latitude x 5° longitude. The U.S. Army Corps of Engineers monthly climatologies were a ... more
    Spatial Coverage: Lat: (-90.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Monthly
    Distribution Format: ASCII text

  333. Reconstructed North American Snow Extent, 1900-1993
    This data set contains reconstructed monthly North American snow extent values for November through March, 1900-1993. Investigators used a combination of satellite and station observations and based the reconstruction on linear regressions between the two types of observations. The data also ... more
    Spatial Coverage: Lat: (35.00, 49.00), Lon: (-125.00, -60.00)
    Temporal Coverage: 1900-12 - 1993-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file

  334. Reconstructed North American, Eurasian, and Northern Hemisphere Snow Cover Extent, 1915-1997
    This data set contains time series of monthly snow cover extent (SCE) for North America, Eurasia, and the Northern Hemisphere from 1915 to 1997, based on snow cover reconstruction and NOAA satellite data. The reconstruction method used in situ snow depth and daily climate data from the U.S.A., ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1915-01 - 1997-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file

  335. Recurring Spring Leads and Landfast Ice in the Beaufort and Chukchi Seas, 1993-2004
    In the Beaufort and Chukchi Seas, the most significant sea ice anomalies have occurred in the summer ice extent (Eicken et al. 2006). In addition, there has been a considerable decline in the multiyear ice pack in this region (Eicken et al. 2006). To help understand these anomalies, this data set ... more
    Spatial Coverage: Lat: (68.48, 73.96), Lon: (-164.08, -129.88)
    Temporal Coverage: 1993-12-09 - 2004-07-29
    Resolution: Lat: 1.1 km, Lon: 1.1 km, Temporal: Unspecified
    Distribution Format: ESRI interchange files

  336. Reduced-Resolution QuickBird Imagery and Related GIS Layers for Barrow, Alaska, USA
    This data set contains reduced-resolution QuickBird imagery and geospatial data for the entire Barrow QuickBird image area 156.15° W - 157.07° W, 71.15° N - 71.41° N) and the Barrow B4 Quadrangle (156.29° W - 156.89° W, 71.25° N - 71.40° N), for use in Geographic Information Systems (GIS) and ... more
    Spatial Coverage: Lat: (71.15, 71.41), Lon: (-157.07, -156.15)
    Temporal Coverage: 2002-08-01 - 2002-08-02
    Resolution: Lat: 10 m, Lon: 10 m, Temporal: Unspecified
    Distribution Format: floating-point binary raster, GeoTIFF, ESRI Shapefiles

  337. Reduced-Resolution Radar Imagery, Digital Elevation Models, and Related GIS Layers for Barrow, Alaska, USA
    This product set contains reduced-resolution Interferometric Synthetic Aperture Radar (IFSAR) imagery and geospatial data for the Barrow Peninsula (155.39 - 157.48 deg W, 70.86 - 71.47 deg N), for use in Geographic Information Systems (GIS) and remote sensing software. The primary IFSAR data sets ... more
    Spatial Coverage: Lat: (70.86, 71.47), Lon: (-157.48, -155.39)
    Temporal Coverage: 2002-07-27 - 2002-07-29
    Resolution: Lat: 1.25 m, 5 m, Lon: 1.25 m, 5 m, Temporal: 2,200 Hz
    Distribution Format: floating-point binary raster, GeoTIFF, ESRI Shapefiles

  338. Rock Temperatures, Sermilik, SE Greenland
    This dataset provides air temperature and bedrock temperature data from a nunatak (515 m ASL) at the Mittivakkat glacier in southeast Greenland. The data were collected at 3-hour intervals, between 1993 and 2002, and include air temperature at 2 m, and rock temperature at 25 cm and at 100 cm. ... more
    Spatial Coverage: Lat: (65.45, 65.45), Lon: (-38.00, -38.00)
    Temporal Coverage: 1993 - 2002
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  339. Rock glacier Macun 1, Lower Engadin, Switzerland
    The rock glacier 'Macun 1' is located in the Lower Engadine, Grisons, Swiss Alps and reaches from about 2720 m asl down to 2610 m asl. It has been surveyed by Dietrich Barsch and his co-operators from 1965 until 1997. The results of these measurements are displayed in tables within publications. ... more
    Spatial Coverage: Lat: (46.73, 46.73), Lon: (10.14, 10.14)
    Temporal Coverage: 1965 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  340. Rock glacier inventory, Hautes Alpes Calcaires, Switzerland
    The Hautes Alpes Calcaires is a limestone range in the northern part of the Rhone Valley (Switzerland). It is characterized by a transitional climate between the wet Prealpes (precipitations = 1500 mm per year at 1000 m asl) and the central part of Valais (750 mm per year at 1000 m asl) and a ... more
    Spatial Coverage: Lat: (46.13, 46.42), Lon: (7.03, 7.60)
    Temporal Coverage: 1992 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  341. Rock glacier inventory, Printse Valley, Valais, Switzerland
    The Printse Valley is a 16-km-long north-orientated basin. The south-part (summits at 300 m asl) is glacierized. The intermediate sector, more continental, is very rich in rock glaciers. We have inventoried 46 rock glaciers. A second sector is the south-orientated basin of Louvie, in which we ... more
    Spatial Coverage: Lat: (46.03, 46.17), Lon: (7.27, 7.37)
    Temporal Coverage: 1992 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  342. Rock glacier velocities, Selwyn Mountains, Yukon and NWT, Canada
    An average of 6 markers were surveyed on each of 15 rock glaciers, once each in 1983 and 1995 using a level (1983) and a theodolite (1995). Measurement error was on the order of 3 percent, however, the greatest variability in observed velocities is explained by the varying locations of the markers ... more
    Spatial Coverage: Lat: (61.00, 62.00), Lon: (-130.00, -128.00)
    Temporal Coverage: 1983 - 1995
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  343. Rock glaciers Gruben, Muragl and Murtel, Switzerland: Area-wide flow fields
    Besides their thermal and mechanical properties, rock glaciers are essentially defined by their kinematics. Knowledge of the permafrost flow field provides important information about the origin, morphology, development, dynamics and internal structure of creeping mountain permafrost. Monitoring ... more
    Spatial Coverage: Lat: (46.17, 46.51), Lon: (7.96, 9.93)
    Temporal Coverage: 1970 - 1994
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  344. Rock glaciers from Norway and Svalbard
    A complete inventory of rock glaciers on mainland Norway and Svalbard has only been carried out in connection with coarse geomorphological mapping. The data presented here are therefore averaged on a regional scale. Some detailed geomorpholgical maps exist, however, where more detailed information ... more
    Spatial Coverage: Lat: (58.00, 81.00), Lon: (10.00, 31.00)
    Temporal Coverage: 1985 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  345. Rock glaciers in the Pyrenees, Spain and France
    This study and inventory of active rock glaciers was carried out by means of the usual techniques used in the study of alpine permafrost. First, the rock glaciers were located by means of aerial photography and field work. Second, a detailed geomorphological map was prepared, to detect the active ... more
    Spatial Coverage: Lat: (42.33, 42.83), Lon: (-0.33, 0.92)
    Temporal Coverage: 1990 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  346. Rock glaciers on South Shetland Islands, Antarctic Peninsula
    In the South Shetland Islands the investigators found eight active rock glaciers, no relict or fossil examples, and seven protalus ramparts. The rock glaciers are located on peninsulas and capes of the two main islands of the archipelago: King George and Livingston. The South Shetland Islands have ... more
    Spatial Coverage: Lat: (-63.67, -61.98), Lon: (-62.75, -57.67)
    Temporal Coverage: 1994 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  347. Rock glaciers, Austria
    The Austrian Alps are part of the Eastern Alps which consist of three main mountain ranges. The Northern Alps as well as the Southern Alps are predominantly built of limestone and have poor glaciation in spite of high amounts of precipitation (2000-3000 mm/a) due to the fact that they reach ... more
    Spatial Coverage: Lat: (47.00, 49.00), Lon: (12.00, 17.00)
    Temporal Coverage: 1980 - 1990
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  348. Rock glaciers, Bernese Alps, western Switzerland
    This inventory has been established from the results of the interpretation of aerial photographs and field work between 1992 and 1994. The area investigated covers the entire Bernese Alps (western Switzerland), about 4200 km2, and is situated between 46 deg 10' and 46 deg 50' N and 7 deg 10' ... more
    Spatial Coverage: Lat: (46.17, 46.83), Lon: (7.17, 8.50)
    Temporal Coverage: 1992 - 1994
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  349. Rock glaciers, Central Andes, Argentina
    Primary rock glaciers are fed by avalanche chutes. At the El Salto rock glacier, surveys have been undertaken in order to determine the creep rate. Between 1981 and 1986 temperatures at elevations between 3500 and 3600 m were measured in the active layer to a depth of 1 m with a multipoint ... more
    Spatial Coverage: Lat: (-32.98, -32.90), Lon: (-69.45, -69.25)
    Temporal Coverage: 1980 - 1993
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  350. Rock glaciers, Disko Island, Greenland
    Disko Island (8600 km2) is situated west of central mainland Greenland. The island is part of the Tertiary volcanic province of West Greenland and is mainly made up by lavas. The landscape is a plateau basalt landscape with cirque carved lava plateaus and U-shaped valleys and fjords. Rock ... more
    Spatial Coverage: Lat: (69.50, 70.50), Lon: (-55.00, -52.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  351. Rock glaciers, Entremont, Valais, Switzerland
    The Entremont area is 300 square km wide and located in the western part of the Swiss Alps between the Mont-Blanc Massif and the Valaisian Alps, slightly north of the main crest of the alpine range. Altitude varies between 4313 m above see level (asl) at the top of the Grand-Combin and 714 m asl ... more
    Spatial Coverage: Lat: (45.85, 46.08), Lon: (7.08, 7.32)
    Temporal Coverage: 1995 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  352. Rock glaciers, Fletschhorn Area, Valais, Switzerland
    This data set contains a total amount of 74 rock glaciers which were investigated in the Fletschhorn Area in the southern Swiss Alps during the summer of 1995. The thorough investigation included analysis of infrared air photographs; mapping of the rock glaciers; measurement of their aspect, slope ... more
    Spatial Coverage: Lat: (46.12, 46.23), Lon: (7.15, 8.12)
    Temporal Coverage: 1995 - 1995
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  353. Rock glaciers, Lombardy, Italy
    Lombardia is one of the administrative regions into which Italy is divided. The more eastern part of Italian sector of the Lepontine Alps and a large part of the Rhaetian Alps are located in this region.. The highest point is Bernina peak (4052 m asl). There are 305 glaciers, and the total ... more
    Spatial Coverage: Lat: (45.83, 46.50), Lon: (9.30, 10.50)
    Temporal Coverage: 1987 - 1997
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  354. Rock glaciers, Prealps, Vaud, Switzerland
    The investigated area forms part of the western lobe of the Prealps (Swiss Prealps). The 25 identified fossil rock glaciers are found mainly in the Prealpes medianes rigides Nappe and the Niesen Nappe, at altitudes of 1500 to 2100 m. They represent at least three generations of fossil periglacial ... more
    Spatial Coverage: Lat: (46.30, 46.47), Lon: (7.00, 7.22)
    Temporal Coverage: 1990 - 1995
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  355. Rock glaciers, Upper Engadin, Switzerland
    The investigated region is called Upper Engadin and is situated in the Eastern part of the Swiss Alps. The area is characterized by a high situated valley floor with an average altitude of 1700 m asl. This valley has a very smooth slope in the direction from SW to NE and is characterized by the ... more
    Spatial Coverage: Lat: (46.37, 46.55), Lon: (9.73, 9.97)
    Temporal Coverage: 1988-07 - 1988-07
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  356. Rock glaciers, Western Andes, Chile
    The research area is located along a transect from 18 deg S to 29 deg S in the Chilean Altiplano, the western part of the high intramontane plateau in the Central Andes. This region is located in an extremely arid zone between the tropical and westerly circulation belt. The so-called 'Andean Dry ... more
    Spatial Coverage: Lat: (-29.00, -18.00), Lon: (-72.00, -67.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  357. Rock glaciers, Zailiysiky Range, Kungei Ranges, Tienshan, Kazakhstan
    The Zailiyskiy Alatau is the northernmost parallel latitudinal ranges of the Northern Tien Shan. The highest point of this range is the Talgar peak (4973 m a.s.l.). The central part of the range is strongly glaciated; 380 glaciers of total area about 510 sq. km occur here. There are 504 rock ... more
    Spatial Coverage: Lat: (42.92, 43.25), Lon: (76.00, 77.08)
    Temporal Coverage: 1923-1 - 1994-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  358. Rock-Ice Feature Inventory for the Sierra Nevada, California, USA
    The Sierra Nevada is a tectonic uplift mountain range with a gradual gain in elevation on the west side and a steep escarpment on the east. Most of the mapped locations are east of the Sierran crest. The climate in the region is Mediterranean, with most of the precipitation in the winter months ... more
    Spatial Coverage: Lat: (34.50, 38.80), Lon: (-119.90, -118.20)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  359. Roosevelt Island Bedrock and Surface Elevations
    This data set consists of bedrock and surface elevation readings taken by ground penetrating radar and Global Positioning System (GPS) on Roosevelt Island, an ice dome within the Ross Ice Shelf. Locations were validated by GPS readings of poles set in the surface snow. The data was collected ... more
    Spatial Coverage: Lat: (-79.59, -79.35), Lon: (-161.53, -159.81)
    Temporal Coverage: 1997-11-11 - 1997-12-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  360. Roosevelt Island Ice Core Density and Beta Count Data
    This data set measures the radioactive decay of nuclear material from Northern and Southern hemisphere nuclear testing. Firn cores were taken from three locations on Roosevelt Island, an ice dome within the Ross Ice Shelf, and were measured at increasing depth for density in kilograms per cubic ... more
    Spatial Coverage: Lat: (-79.62, -79.39), Lon: (-161.57, -160.38)
    Temporal Coverage: 1997-11 - 1997-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  361. Ross Ice Drainage System (RIDS) Glaciochemical Analysis
    The Ross Ice Drainage System (RIDS) project provides a high-resolution record of atmospheric chemical deposition taken from several ice cores and snow pits located at sites within or immediately adjacent to the Ross Ice Drainage System. Three sites were visited during a 1995 traverse in inland ... more
    Spatial Coverage: Lat: (-80.01, -80.01), Lon: (-119.56, -119.56)
    Temporal Coverage: 1995 - 1995
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  362. Ross Ice Shelf Firn Temperature, Antarctica
    Since November of 2006, 12 thermistors were planted in the upper 16 meters of the firn on the Ross Ice Shelf near its calving front. Temperature data are collected every 20 minutes and are transmitted via ARGOS satellite relay. Data are intended to provide a view of how firn temperatures change as ... more
    Spatial Coverage: Lat: (-78.00, -78.00), Lon: (-178.00, -178.00)
    Temporal Coverage: 2006-11-04 - 2008-06-31
    Resolution: Lat: 78 South, Lon: 178 West, Temporal: Unspecified
    Distribution Format: ASCII text

  363. Russian River Ice Thickness and Duration
    This data set consists of river ice thickness measurements, and beginning and ending dates for river freeze-up events from fifty stations in northern Russia. The data set includes values from 1917 through 1992, however the record length varies for each station. The longest station record covers ... more
    Spatial Coverage: Lat: (39.00, 72.00), Lon: (31.00, 179.00)
    Temporal Coverage: 1917-01-01 - 1992-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  364. SHEBA Reconnaissance Imagery
    This data set consists of optical band reconnaissance imagery of the Surface Heat Balance of the Arctic (SHEBA) site acquired between August 1997 and September 1998. The images cover a variable area on the order of 15 km by 40 km, at a resolution of about 1 m. Some, but not all of the images ... more
    Spatial Coverage: Lat: (74.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1997-08-25 - 1998-10-03
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  365. SMEX02 AMSR-E Level 3 Daily Gridded Brightness Temperatures, Iowa
    This data set contains Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) level 3 daily gridded brightness temperatures, spatially subsetted to the state of Iowa, USA. The study period covers 1 June 2002 through 31 August 2002. The level 3 data were derived from AMSR-E level ... more
    Spatial Coverage: Lat: (39.00, 45.00), Lon: (-98.00, -89.00)
    Temporal Coverage: 2002-06-01 - 2002-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Binary and ASCII text files

  366. SMEX02 ASTER Level 1B Data, Iowa
    This data set is part of the Soil Moisture Experiment 2002 (SMEX02). Investigators acquired a series of Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) images from the Terra satellite. Three ASTER scenes were combined in a mosaic and the regional study area extracted to form ... more
    Spatial Coverage: Lat: (41.70, 42.73), Lon: (-93.84, -93.16)
    Temporal Coverage: 2002-07-01 - 2002-07-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: flat binary files

  367. SMEX02 Aircraft Polarimetric Scanning Radiometer (PSR) Data
    The Polarimetric Scanning Radiometer (PSR) is an airborne microwave imaging radiometer developed and operated by the National Oceanic and Atmospheric Administration (NOAA) Environmental Technology Laboratory. This data set includes brightness temperature (Tb) and soil moisture data. Measurements ... more
    Spatial Coverage: Lat: (41.69, 42.73), Lon: (-93.84, -93.16)
    Temporal Coverage: 2002-06-25 - 2002-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  368. SMEX02 Balloon-borne Radiosonde Data, Iowa
    This data set includes radiosonde measurements of upper air temperature and pressure, relative humidity, and wind direction and speed during the balloons' ascent to the upper atmosphere. Radiosonde signals were received and processed by ground equipment, which automatically computed wind speed and ... more
    Spatial Coverage: Lat: (41.00, 41.00), Lon: (-93.61, -93.61)
    Temporal Coverage: 2002-06-15 - 2002-07-09
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  369. SMEX02 European Remote Sensing Satellite (ERS-2) AMI Data, Iowa
    This data set consists of browse images acquired by the C-band Active Microwave Instrument (AMI) onboard the European Remote Sensing Satellite 2 (ERS-2) and provides only a general quality assessment of the ERS-2 AMI data. The Precision Images (PRIs) were used as a part of the Soil Moisture ... more
    Spatial Coverage: Lat: (41.31, 42.39), Lon: (-93.91, -93.02)
    Temporal Coverage: 2002-05-31 - 2002-09-13
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: JPEG

  370. SMEX02 Iowa Regional Ground Soil Moisture Data
    The parameters for this data set include gravimetric and volumetric soil moisture, bulk density, and soil temperature. This data set is part of the Soil Moisture Experiment 2002 (SMEX02). The SMEX studies are designed to evaluate, among other things, the accuracy of AMSR-E soil moisture ... more
    Spatial Coverage: Lat: (41.70, 42.70), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-25 - 2002-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  371. SMEX02 Iowa Satellite Vegetation and Water Index (NDVI and NDWI) Data
    This data set is part of the Soil Moisture Experiment 2002 (SMEX02) project, which is associated with the Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) validation project. It consists of Normalized Difference Vegetation Index (NDVI) and Normalized Difference Water Index ... more
    Spatial Coverage: Lat: (41.69, 42.73), Lon: (-93.83, -93.16)
    Temporal Coverage: 2002-06-06 - 2002-07-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 6 June, 23 June, 1 July, 8 July, 16 July, and 17 July 2002
    Distribution Format: flat binary

  372. SMEX02 Land Surface Information: Geolocation, Surface Roughness, and Photographs
    This data set combines various ancillary data (geolocation, surface roughness, and photographs) collected for the Iowa Soil Moisture Experiment 2002 (SMEX02) study region. The geolocation files provide geographic coordinates for the SMEX02 test sites, study areas, and instrumentation. The surface ... more
    Spatial Coverage: Lat: (41.70, 42.66), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-22 - 2002-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  373. SMEX02 Land Surface Information: Land Use Classification
    This data set consists of land use classification data collected for the Iowa Soil Moisture Experiment 2002 (SMEX02) study region. The land use classification image provides information about vegetation present in the study area. The classification is derived from Landsat Thematic Mapper (TM) ... more
    Spatial Coverage: Lat: (41.70, 42.04), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-05-14 - 2002-07-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  374. SMEX02 Land Surface Information: Soils Database
    The Soil Moisture Experiment 2002 (SMEX02) took place in Ames, Iowa USA between 25 June and 12 July 2002. The NASA Land Surface Hydrology Data Archive maintains an archive of soils and land cover characteristics for SMEX02. SMEX02 studies are designed to evaluate the accuracy of AMSR-E soil ... more
    Spatial Coverage: Lat: (41.69, 42.73), Lon: (-93.84, -93.16)
    Temporal Coverage: 2002-06-25 - 2002-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ESRI shapefiles

  375. SMEX02 Landsat 5 and 7 Thematic Mapper Land Surface Brightness Temperatures
    This data set consists of land surface brightness temperatures (TBs) derived from Landsat 5 Thematic Mapper (TM) and Landsat 7 Enhanced Thematic Mapper+ (ETM+) thermal bands. The Landsat data coincided with the SMEX02 campaign and were acquired once per day on 23 June, 1 July, 8 July, ... more
    Spatial Coverage: Lat: (41.70, 42.70), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-23 - 2002-07-17
    Resolution: Lat: 30 m, 60 m, Lon: 30 m, 60 m, Temporal: Unspecified
    Distribution Format: Flat binary (unsigned integer, band-interleaved-by-line, PC byte order)

  376. SMEX02 Landsat Thematic Mapper Imagery, Iowa
    This data set provides imagery developed from Landsat 5 and 7 Thematic Mapper (TM) data for use in studying land cover features during the Soil Moisture Experiment 2002 (SMEX02). The images are the result of combining bands 4, 3, and 2 as red, green, and blue to generate false-color composites. ... more
    Spatial Coverage: Lat: (41.70, 42.70), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-06 - 2002-06-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GeoTIFF (.tif) and (twf) files

  377. SMEX02 Passive and Active L and S band System (PALS) Data
    This data set contains calibrated sensor measurements acquired by the Passive and Active L- and S-band (PALS) airborne microwave sensor during the Soil Moisture Experiment 2002 (SMEX02). This data set includes radiometer brightness temperatures (TB) at 1.41 and 2.69 GHz, and radar backscatter ... more
    Spatial Coverage: Lat: (41.92, 42.00), Lon: (-93.78, -93.40)
    Temporal Coverage: 2002-06-25 - 2002-07-08
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  378. SMEX02 QuikSCAT/SeaWinds Backscatter Data, Iowa
    This data set includes data collected over the Soil Moisture Experiment 2002 (SMEX02) area of Iowa, USA, during June and August, 2002. The SeaWinds scatterometer on NASA's QuikScat satellite collected bacscatter data that can be used to infer vegetation and soil moisture. SeaWinds uses a rotating ... more
    Spatial Coverage: Lat: (39.00, 45.00), Lon: (-98.00, -89.00)
    Temporal Coverage: 2002-06-01 - 2002-08-21
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, image, and video

  379. SMEX02 Rain Gauge Network, Walnut Creek, Iowa
    This data set includes hourly precipitation data taken at 20 rain gauge locations as part of the Soil Moisture Experiment 2002 (SMEX02). This study was conducted during June and July 2002 in the Walnut Creek watershed in south-central Iowa, USA. Data were recorded every hour from 1 June through ... more
    Spatial Coverage: Lat: (41.94, 41.99), Lon: (-93.80, -93.40)
    Temporal Coverage: 2002-06-01 - 2002-08-19
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII

  380. SMEX02 Regional Vegetation Sampling Data, Iowa
    This data set contains the vegetation parameters plant height, row spacing, stand density, and leaf area index (LAI) as part of the Soil Moisture Experiment 2002 (SMEX02). The SMEX studies are designed to evaluate, among other things, the accuracy of AMSR-E soil moisture data. This study was ... more
    Spatial Coverage: Lat: (41.70, 42.70), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-30 - 2002-07-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  381. SMEX02 SSM/I Brightness Temperature Data, Iowa
    The Special Sensor Microwave/Imager (SSM/I) is a seven-channel, four-frequency, linearly polarized passive microwave radiometric system. Data are brightness temperatures given by channel: 85.5 GHz, 37.0 GHz, 22.2 GHz, and 19.3 GHz. The study was conducted between 29 April and 13 July 2002 in the ... more
    Spatial Coverage: Lat: (34.50, 44.50), Lon: (-100.00, -90.00)
    Temporal Coverage: 2002-04-29 - 2002-07-13
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  382. SMEX02 Sliced Core Soil Moisture Data, Walnut Creek Watershed, Iowa
    This data set includes sliced soil core moisture data collected during the Soil Moisture Experiment 2002 (SMEX02), conducted during June and July 2002 in the Walnut Creek watershed in south-central Iowa, USA. The study parameters include gravimetric soil moisture (GSM) and bulk soil density. ... more
    Spatial Coverage: Lat: (41.93, 41.99), Lon: (-93.66, -93.53)
    Temporal Coverage: 2002-06-25 - 2002-07-19
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel and ASCII text files

  383. SMEX02 Soil Climate Analysis Network (SCAN) Station 2031, Ames, Iowa
    This work is part of the Soil Moisture Experiment (SMEX) project. This data set provides data from various sensors on the Soil Climate Analysis Network (SCAN) station number 2031, located near Ames, Iowa, USA. The data include: hourly and daily recordings of precipitation, air temperature, solar ... more
    Spatial Coverage: Lat: (42.10, 42.10), Lon: (-93.85, -93.85)
    Temporal Coverage: 2002-06-01 - 2002-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  384. SMEX02 Soil Moisture Atmosphere Coupling Experiment (SMACEX), Iowa
    This data set contains measurements collected from flights conducted in June and July 2002 over the Walnut Creek watershed in central Iowa, USA. The study was part of the Soil Moisture Experiment 2002 (SMEX02) and the Soil Moisture-Atmosphere Coupling Experiment (SMACEX), run by Canada's National ... more
    Spatial Coverage: Lat: (41.85, 42.00), Lon: (-93.90, -93.50)
    Temporal Coverage: 2002-06-15 - 2002-07-06
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel and ASCII

  385. SMEX02 Soil Moisture and Temperature Profiles, Walnut Creek, Iowa
    This data set contains rainfall, soil moisture, and soil temperature data collected for the Soil Moisture Experiment 2002 (SMEX02). The parameters measured are soil moisture, soil temperature, and rainfall. Soil moisture and temperature were measured at various depths: 2, 5, 10, 15, 20 and 30 cm. ... more
    Spatial Coverage: Lat: (41.93, 41.99), Lon: (-93.66, -93.53)
    Temporal Coverage: 2002-06-23 - 2002-07-23
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel File

  386. SMEX02 Tower-Based Radiometric Surface Temperature, Walnut Creek, Iowa
    This data set includes air temperature, vapor pressure, wind speed, and brightness temperatures taken at 12 flux towers as part of the Soil Moisture Experiment 2002 (SMEX02). This study was conducted during June and July 2002 in the Walnut Creek watershed in south-central Iowa, USA. The flux ... more
    Spatial Coverage: Lat: (41.90, 42.00), Lon: (-93.50, -93.40)
    Temporal Coverage: 2003-06-25 - 2003-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  387. SMEX02 Vegetation Water Content, Iowa Regional and Walnut Creek Watershed
    This data set is part of the Soil Moisture Experiment 2002 (SMEX02) project, which is associated with the Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) validation project. It consists of Vegetation Water Content (VWC) data. VWC was derived from Normalized Difference ... more
    Spatial Coverage: Lat: (41.69, 42.73), Lon: (-93.84, -93.16)
    Temporal Coverage: 2003-06-25 - 2003-07-18
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: flat binary files

  388. SMEX02 Watershed Soil Moisture Data, Walnut Creek, Iowa
    This data set combines data for several parameters measured for the Soil Moisture Experiment 2002 (SMEX02). The parameters include bulk density, gravimetric and volumetric soil moisture, and surface and subsurface soil temperature. This study was conducted during June and July 2002 in the Walnut ... more
    Spatial Coverage: Lat: (41.70, 42.70), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-23 - 2002-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  389. SMEX02 Watershed Vegetation Sampling Data, Walnut Creek, Iowa
    This data set contains the vegetation parameters stand density, plant height, phenological stage, ground cover, green and dry biomass, row spacing, stem and leaf water content, and leaf area index (LAI) as part of the Soil Moisture Experiment 2002 (SMEX02). The SMEX studies are designed to ... more
    Spatial Coverage: Lat: (41.70, 42.70), Lon: (-93.80, -93.20)
    Temporal Coverage: 2002-06-15 - 2002-07-09
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  390. SMEX02 Watershed Vitel Network Soil Moisture Data, Walnut Creek, Iowa
    This data set contains several parameters measured for the Soil Moisture Experiment 2002 (SMEX02). The parameters include soil moisture, temperature, conductivity, and salinity. This study was conducted during June and July 2002 in the Walnut Creek watershed in south-central Iowa, USA. Data were ... more
    Spatial Coverage: Lat: (41.90, 42.00), Lon: (-93.80, -93.40)
    Temporal Coverage: 2002-06-23 - 2002-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  391. SMEX03 ALMNet and SCAN Soil Moisture Data: Alabama
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set includes soil moisture, precipitation, and soil ... more
    Spatial Coverage: Lat: (34.68, 35.16), Lon: (-87.08, -85.78)
    Temporal Coverage: 2003-06-01 - 2003-07-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Every 15 minutes
    Distribution Format: Microsoft Excel

  392. SMEX03 AMSR-E Daily Gridded Soil Moisture and Brightness Temperatures
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains Advanced Microwave Scanning Radiometer - ... more
    Spatial Coverage: Lat: (30.00, 40.00), Lon: (-103.00, -93.00)
    Temporal Coverage: 2003-11-06 - 2003-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: HDF-EOS

  393. SMEX03 ASTER Level-1B Data: Oklahoma
    As part of the Soil Moisture Experiments 2003 (SMEX03), Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) images for 02 July 2003 and 18 July 2003 were acquired. For each day, five ASTER Level-1B scenes were mosaicked for the Oklahoma North and Oklahoma South, USA regional ... more
    Spatial Coverage: Lat: (34.45, 35.40), Lon: (-98.26, -97.74)
    Temporal Coverage: 2003-07-18 - Continuing
    Resolution: Lat: 90 m, Lon: 90 m, Temporal: Unspecified
    Distribution Format: ASCII text

  394. SMEX03 Airborne Synthetic Aperture Radar (AIRSAR) Data: Oklahoma
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains radar soil moisture measurements taken over ... more
    Spatial Coverage: Lat: (34.37, 37.02), Lon: (-98.39, -97.43)
    Temporal Coverage: 2003-07-03 - 2003-07-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  395. SMEX03 Aircraft Polarimetric Scanning Radiometer (PSR) Data
    The Polarimetric Scanning Radiometer (PSR) is an airborne microwave imaging radiometer developed and operated by the National Oceanic and Atmospheric Administration (NOAA) Environmental Technology Laboratory. This data set includes brightness temperature data for the C-band and X-band. ... more
    Spatial Coverage: Lat: (34.42, 36.87), Lon: (-98.34, -97.42)
    Temporal Coverage: 2003-06-25 - 2003-07-17
    Resolution: Lat: 800 m, Lon: 800 m, Temporal: Unspecified
    Distribution Format: ASCII text

  396. SMEX03 Ancillary Soil Characteristics Data
    The SMEX03 Ancillary Soil Characteristics data set contains data for the regional study areas of Alabama, Georgia, and Oklahoma, USA as part of the 2003 Soil Moisture Experiment (SMEX03). The original data were extracted from a multi-layer soil characteristics database for the conterminous United ... more
    Spatial Coverage: Lat: (34.44, 35.42), Lon: (-98.39, -97.70)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  397. SMEX03 ENVISAT ASAR Data
    This data set is comprised of browse images acquired over the regional study areas of Alabama, Georgia, and Oklahoma USA as part of the 2003 Soil Moisture Experiment (SMEX03). The experiment was conducted from March through July 2003 via the Advanced Synthetic Aperture Radar (ASAR) instrument on ... more
    Spatial Coverage: Lat: (34.47, 35.61), Lon: (-98.53, -97.31)
    Temporal Coverage: 2003-03-26 - 2003-07-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  398. SMEX03 Geolocation Information: Georgia
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This ancillary data set consists of geographic coordinates for the ... more
    Spatial Coverage: Lat: (31.50, 31.80), Lon: (-83.80, -83.50)
    Temporal Coverage: 2003-07-01 - 2003-07-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  399. SMEX03 Geolocation Information: Oklahoma
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This ancillary data set consists of geographic coordinates for the ... more
    Spatial Coverage: Lat: (-34.44, 35.41), Lon: (-98.33, 97.71)
    Temporal Coverage: 2003-07-01 - 2003-07-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  400. SMEX03 Land Use Classification Data: Georgia
    This data set is a subset of data acquired from the United States Geological Survey's (USGS) National Land Cover Dataset (NLCD). The NLCD is comprised of Landsat data collected during 2001 that are representative of the land cover conditions present in the Georgia, USA regional study area during ... more
    Spatial Coverage: Lat: (30.96, 31.90), Lon: (-83.97, -83.36)
    Temporal Coverage: 2003-06-01 - 2003-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  401. SMEX03 Land Use Classification Data: Oklahoma
    This data set consists of land use classification data derived from Landsat 5 data for the Soil Moisture Experiment 2003 (SMEX03). Landsat 5 Thematic Mapper (TM) imagery of the Oklahoma, USA SMEX03 study area was retrieved for 10 July 2003 and classified using in situ data collected by sampling ... more
    Spatial Coverage: Lat: (33.60, 37.00), Lon: (-99.30, -96.60)
    Temporal Coverage: 2003-07-02 - 2003-07-18
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  402. SMEX03 Landsat Thematic Mapper Imagery: Alabama
    This data set provides imagery developed from Landsat 5 Thematic Mapper (TM) and Landsat 7 Enhanced Thematic Mapper (ETM+) data for use in studying land cover features during the Soil Moisture Experiment 2003 (SMEX03). Three false color images are provided for the regional study areas in ... more
    Spatial Coverage: Lat: (34.60, 35.20), Lon: (-87.10, -85.70)
    Temporal Coverage: 2003-06-23 - 2003-06-23
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GeoTIFF

  403. SMEX03 Landsat Thematic Mapper Imagery: Georgia
    This data set provides imagery developed from Landsat 5 Thematic Mapper (TM) data for use in studying land cover features during the Soil Moisture Experiment 2003 (SMEX03). One false color image is provided for the regional study areas northwest of Tifton, Georgia, USA for 20 July 2003. The image ... more
    Spatial Coverage: Lat: (30.90, 31.96), Lon: (-83.97, -83.36)
    Temporal Coverage: 2003-07-20 - 2003-07-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GeoTIFF

  404. SMEX03 Landsat Thematic Mapper Imagery: Oklahoma
    This data set provides imagery developed from Landsat 5 Thematic Mapper (TM) and Landsat 7 Enhanced Thematic Mapper (ETM+) data for use in studying land cover features during the Soil Moisture Experiment 2003 (SMEX03). Three false color images are provided for the regional study areas north and ... more
    Spatial Coverage: Lat: (34.42, 36.88), Lon: (-98.34, -97.42)
    Temporal Coverage: 2003-07-10 - 2003-07-10
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GeoTIFF

  405. SMEX03 Landsat Thematic Mapper NDVI and NDWI: Georgia
    This Normalized Difference Vegetation Index (NDVI) and Normalized Difference Water Index (NDWI) data set was developed from Landsat 5 Thematic Mapper (TM) data for use in studying land cover features during the Soil Moisture Experiment 2003 (SMEX03). Data acquired on 20 July 2003 were used to ... more
    Spatial Coverage: Lat: (30.96, 31.90), Lon: (-83.97, -83.36)
    Temporal Coverage: 2003-07-20 - 2003-07-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  406. SMEX03 Landsat Thematic Mapper NDVI and NDWI: Oklahoma
    This Normalized Difference Vegetation Index (NDVI) and Normalized Difference Water Index (NDWI) data set was developed from Landsat 5 Thematic Mapper (TM) data for use in studying land cover features during the Soil Moisture Experiment 2003 (SMEX03). Data acquired on 10 July 2003 were used to ... more
    Spatial Coverage: Lat: (34.49, 35.39), Lon: (-98.29, -97.76)
    Temporal Coverage: 2003-07-10 - 2003-07-10
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  407. SMEX03 Little River Micronet Soil Moisture Data: Georgia
    Parameters for this data set include precipitation, soil temperature, volumetric soil moisture, soil conductivity, and soil salinity measured in the Little River Watershed (LRW) Micronet regional study areas of southeastern Georgia, USA. Data for this study were collected from 01 May 2003 through ... more
    Spatial Coverage: Lat: (31.40, 31.80), Lon: (-83.75, -83.40)
    Temporal Coverage: 2003-05-01 - 2003-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Every 30 minutes
    Distribution Format: ASCII text

  408. SMEX03 Little Washita Micronet Soil Moisture Data: Oklahoma
    This data set contains volumetric soil moisture, soil temperature, soil conductivity, soil salinity, and surface temperature data collected during the Soil Moisture Experiment 2003 (SMEX03). The data were collected from 1 June 2003 to 31 August 2003 using in situ soil moisture sensors and ... more
    Spatial Coverage: Lat: (34.80, 35.10), Lon: (-98.20, -97.90)
    Temporal Coverage: 2003-06-01 - 2003-08-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: every 30 minutes
    Distribution Format: ASCII text

  409. SMEX03 QuikSCAT/SeaWinds Backscatter Data
    This data set includes data collected over the Soil Moisture Experiment 2003 (SMEX03) areas of Alabama, Georgia, and Oklahoma, USA during May to August 2003, and Brazil during November to December 2003. The SeaWinds scatterometer on NASA's Quick Scatterometer (QuikSCAT) satellite collected ... more
    Spatial Coverage: Lat: (30.00, 40.00), Lon: (-103.00, -93.00)
    Temporal Coverage: 2003-11-01 - 2003-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: SIR

  410. SMEX03 Rain Gauge Data: Georgia
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains five-minute precipitation data collected ... more
    Spatial Coverage: Lat: (31.50, 31.80), Lon: (-83.80, -83.50)
    Temporal Coverage: 2003-01-01 - 2003-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  411. SMEX03 Regional Ground Soil Moisture Data: Alabama
    This data set comprises gravimetric soil moisture and soil bulk density data collected during the Soil Moisture Experiment 2003 (SMEX03), which was conducted during June and July of 2003 in northern Alabama and southern Tennessee, USA. Data were collected at crop, pasture, and forested sites at ... more
    Spatial Coverage: Lat: (34.71, 35.14), Lon: (-87.05, -85.82)
    Temporal Coverage: 2003-06-22 - 2003-07-02
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  412. SMEX03 Regional Ground Soil Moisture Data: Georgia
    The parameters for this data set include gravimetric soil moisture, volumetric soil moisture, bulk density, and surface and soil temperature for the Georgia study region. This data set is part of the Soil Moisture Experiment 2003 (SMEX03). The United States portion of SMEX03 was conducted during ... more
    Spatial Coverage: Lat: (31.20, 31.82), Lon: (-83.94, -83.43)
    Temporal Coverage: 2003-06-23 - 2003-07-02
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: ASCII text

  413. SMEX03 Regional Ground Soil Moisture Data: Oklahoma
    The parameters for this data set include gravimetric soil moisture, volumetric soil moisture, bulk density, and surface and soil temperature for the Oklahoma study region. Summary files containing field averages are also provided. This data set is part of the Soil Moisture Experiment 2003 ... more
    Spatial Coverage: Lat: (31.18, 36.80), Lon: (-98.29, -97.97)
    Temporal Coverage: 2003-07-02 - 2003-07-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: ASCII text

  414. SMEX03 SSM/I Brightness Temperature Data
    This data set provides brightness temperature data acquired during the Soil Moisture Experiment 2003 (SMEX03) by the Special Sensor Microwave/Imager (SSM/I). The study was conducted between 29 April 2003 and 29 September 2003 in the SMEX03 Alabama/Georgia study area, between 29 April 2003 and 23 ... more
    Spatial Coverage: Lat: (30.00, 40.00), Lon: (-103.00, -93.00)
    Temporal Coverage: 2003-09-29 - 2004-02-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  415. SMEX03 Site Photographs
    The SMEX03 Site Photographs data set includes photographs of the regional study areas of Alabama, Georgia, and Oklahoma, USA as part of the 2003 Soil Moisture Experiment (SMEX03). The photographs were taken in the field at various locations during the SMEX03 campaign from June 2003 to ... more
    Spatial Coverage: Lat: (34.44, 36.87), Lon: (-98.33, -97.42)
    Temporal Coverage: 2003-07-02 - 2003-07-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: JPEG

  416. SMEX03 Soil Climate Analysis Network (SCAN): Alabama
    This data set contains measurements taken during the Soil Moisture Experiment 2003 (SMEX03) from 1 June 2003 to 31 July 2003 from sensors at 10 Soil Climate Analysis Network (SCAN) stations located in northern Alabama and southern Tennessee, USA. Parameters measured include Precipitation, air ... more
    Spatial Coverage: Lat: (34.43, 35.13), Lon: (-87.00, -86.10)
    Temporal Coverage: 2003-06-01 - 2003-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Hourly
    Distribution Format: ASCII text

  417. SMEX03 Soil Climate Analysis Network (SCAN): Georgia
    This data set contains measurements taken during the Soil Moisture Experiment 2003 (SMEX03) from 1 June 2003 to 31 July 2003 from sensors at the Soil Climate Analysis Network (SCAN) station located in Little River, GA, USA. Parameters measured include precipitation, air temperature, solar ... more
    Spatial Coverage: Lat: (31.51, 31.51), Lon: (-83.56, -83.56)
    Temporal Coverage: 2003-06-01 - 2003-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Hourly
    Distribution Format: ASCII text

  418. SMEX03 Soil Climate Analysis Network (SCAN): Oklahoma
    This data set contains measurements taken during the Soil Moisture Experiment 2003 (SMEX03) from 1 June 2003 to 31 July 2003 from sensors at Soil Climate Analysis Network (SCAN) stations located in Fort Reno and Little Washita, OK, USA. Parameters measured include precipitation, barometric ... more
    Spatial Coverage: Lat: (34.95, 35.55), Lon: (-98.02, -97.98)
    Temporal Coverage: 2003-06-01 - 2003-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Hourly
    Distribution Format: ASCII text

  419. SMEX03 Soil Moisture, Meteorological, and Vegetation Data: Brazil
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains soil temperature, soil moisture content, ... more
    Spatial Coverage: Lat: (-17.00, -7.00), Lon: (-50.00, -40.00)
    Temporal Coverage: 2003-12-01 - 2003-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  420. SMEX03 Soil Texture Data: Alabama
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This ancillary data file provides soil texture classes for Soil ... more
    Spatial Coverage: Lat: (34.68, 35.16), Lon: (-87.07, -85.78)
    Temporal Coverage: 2003-06-01 - 2003-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  421. SMEX03 Surface Roughness Data
    The data set SMEX03 Surface Roughness Data is comprised of data collected over the regional study areas of Alabama, Georgia, and Oklahoma, USA as part of the 2003 Soil Moisture Experiment (SMEX03). The experiment was conducted from June 2003 through July 2003 at various hydrologic network sites in ... more
    Spatial Coverage: Lat: (34.87, 34.95), Lon: (-98.40, -97.70)
    Temporal Coverage: 2003-06-01 - 2003-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  422. SMEX03 Surface and Soil Temperature Measurements: Alabama
    This data set contains land surface temperature and soil temperature data at depths of 1 cm, 5 cm, and 10 cm collected during the Soil Moisture Experiment 2003 (SMEX03). The data were collected from 21 June 2003 to 2 July 2003 in northern Alabama and southern Tennessee, USA at crop, pasture, and ... more
    Spatial Coverage: Lat: (34.68, 35.16), Lon: (-87.07, -85.78)
    Temporal Coverage: 2003-06-21 - 2003-07-02
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  423. SMEX03 ThetaProbe Soil Moisture Data: Alabama
    This data set includes soil moisture data measured with Delta-T Devices’ ThetaProbe ML2 sensors for the Soil Moisture Experiment 2003 (SMEX03), conducted during June and July 2003 in northern Alabama and southern Tennessee, USA. The output parameters include voltage readings from the probe and ... more
    Spatial Coverage: Lat: (34.68, 35.16), Lon: (-87.08, -85.78)
    Temporal Coverage: 2003-06-22 - 2003-07-02
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: Microsoft Excel

  424. SMEX03 Two-Dimensional Synthetic Aperture Radiometer (2D-STAR) Brightness Temperatures
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set includes dual-polarized L-band brightness ... more
    Spatial Coverage: Lat: (34.44, 35.42), Lon: (-98.34, -97.70)
    Temporal Coverage: 2009-06-27 - 2009-06-27
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Once per day
    Distribution Format: ASCII text

  425. SMEX03 Vegetation Data: Alabama
    This data set includes data collected over the Soil Moisture Experiment 2003 (SMEX03) area of northern Alabama, USA between 22 June and 1 July 2003. The parameters measured were plant height, plant stand density, phenology, wet biomass, dry biomass, row spacing, and row direction. Data were ... more
    Spatial Coverage: Lat: (34.68, 35.16), Lon: (-87.07, -85.78)
    Temporal Coverage: 2003-06-22 - 2003-07-01
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  426. SMEX03 Vegetation Data: Georgia
    This data set includes data collected over the Soil Moisture Experiment 2003 (SMEX03) area of Georgia, USA between 16 June and 21 July 2003. The parameters measured were Leaf Area Index (LAI), Multispectral Radiometer (MSR) reflectance, plant height, plant density, areal wet biomass, areal dry ... more
    Spatial Coverage: Lat: (31.20, 31.82), Lon: (-83.94, -83.43)
    Temporal Coverage: 2003-06-16 - 2003-07-21
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  427. SMEX03 Vegetation Data: Oklahoma
    This data set is part of the Soil Moisture Experiment 2003 (SMEX03). The parameters for this data set include Leaf Area Index (LAI), Multispectral Radiometer Reflectance (MSR), plant height, plant density, areal wet biomass, areal dry biomass, and areal water content. The sampling was concentrated ... more
    Spatial Coverage: Lat: (34.80, 35.90), Lon: (-98.30, -97.60)
    Temporal Coverage: 2003-07-01 - 2003-07-18
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1-3 times during project duration
    Distribution Format: ASCII text

  428. SMEX03 Vegetation Water Content: Oklahoma
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set consists of Vegetation Water Content (VWC) data for ... more
    Spatial Coverage: Lat: (34.49, 35.39), Lon: (-98.29, -97.76)
    Temporal Coverage: 2003-07-10 - 2003-07-10
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  429. SMEX03 Watershed Ground Soil Moisture Data: Oklahoma
    This data set combines data for several parameters measured for the Soil Moisture Experiment 2003 (SMEX03). The parameters include bulk density, gravimetric and volumetric soil moisture, and surface and subsurface soil temperature. This study was conducted between 2 July 2003 and 17 July 2003 in ... more
    Spatial Coverage: Lat: (34.90, 34.96), Lon: (-98.30, -97.95)
    Temporal Coverage: 2003-07-02 - 2003-07-17
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: ASCII text

  430. SMEX04 Airborne Visible/Infrared Imaging Spectrometer (AVIRIS) Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains surface reflectance measurements acquired ... more
    Spatial Coverage: Lat: (29.36, 32.69), Lon: (-111.42, -108.63)
    Temporal Coverage: 2004-08-25 - 2004-08-25
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  431. SMEX04 Aircraft Polarimetric Scanning Radiometer (PSR) Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set includes brightness temperature and soil moisture ... more
    Spatial Coverage: Lat: (29.69, 30.56), Lon: (-110.77, -110.22)
    Temporal Coverage: 2004-08-05 - 2004-08-26
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  432. SMEX04 Bulk Density and Rock Fraction Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set is comprised of in situ data collected as part of ... more
    Spatial Coverage: Lat: (31.40, 32.00), Lon: (-110.30, -109.70)
    Temporal Coverage: 2004-07-30 - 2004-08-25
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  433. SMEX04 Bulk Density and Rock Fraction Data: Sonora
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set is comprised of in situ data collected as part of ... more
    Spatial Coverage: Lat: (29.80, 30.40), Lon: (-110.70, -110.20)
    Temporal Coverage: 2004-08-04 - 2004-08-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  434. SMEX04 ENVISAT ASAR Data: Arizona
    This data set is comprised of browse images acquired over the regional study area of Arizona, USA for the 2004 Soil Moisture Experiment (SMEX04). The experiment was conducted using the Advanced Synthetic Aperture Radar (ASAR) instrument on board the European Space Agency's (ESA) Environmental ... more
    Spatial Coverage: Lat: (31.41, 32.57), Lon: (-110.31, -109.01)
    Temporal Coverage: 2003-10-14 - 2003-10-14
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  435. SMEX04 Land Use Classification Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set is comprised of land use classification data ... more
    Spatial Coverage: Lat: (29.30, 32.70), Lon: (-111.40, -108.60)
    Temporal Coverage: 2004-08-30 - 2004-08-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  436. SMEX04 Landsat TM/ETM+ NDVI and NDWI
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This Normalized Difference Vegetation Index (NDVI) and Normalized ... more
    Spatial Coverage: Lat: (29.30, 32.70), Lon: (-111.40, -108.60)
    Temporal Coverage: 2004-08-30 - 2004-08-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  437. SMEX04 Landsat Thematic Mapper Imagery, Arizona and Sonora
    This data set provides imagery developed from Landsat 5 Thematic Mapper (TM) data for use in studying land cover features during the Soil Moisture Experiment 2004 (SMEX04). Three false color images are provided for the regional study areas in Arizona, USA and Sonora, Mexico for 11 June 2004, 29 ... more
    Spatial Coverage: Lat: (29.33, 32.69), Lon: (-111.40, -108.56)
    Temporal Coverage: 2004-08-30 - 2004-08-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: GeoTIFF

  438. SMEX04 Leaf Area Index Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set is comprised of in situ Leaf Area Index (LAI) data ... more
    Spatial Coverage: Lat: (31.40, 32.00), Lon: (-110.30, -109.70)
    Temporal Coverage: 2004-07-29 - 2004-08-25
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  439. SMEX04 Meteorological Network Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains data from in situ meteorological ... more
    Spatial Coverage: Lat: (31.11, 31.42), Lon: (-110.24, -109.72)
    Temporal Coverage: 2004-06-01 - 2004-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 20 minutes
    Distribution Format: ASCII text

  440. SMEX04 Multispectral Radiometer Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set is comprised of in situ Multispectral Radiometer ... more
    Spatial Coverage: Lat: (31.40, 32.00), Lon: (-110.30, -109.70)
    Temporal Coverage: 2004-07-29 - 2004-08-25
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  441. SMEX04 Precipitation Network Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains data from in situ precipitation ... more
    Spatial Coverage: Lat: (31.11, 31.42), Lon: (-110.24, -109.72)
    Temporal Coverage: 2004-06-20 - 2004-09-24
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 1 hour
    Distribution Format: ASCII text

  442. SMEX04 QuikSCAT/SeaWinds Backscatter Data, Sonora
    This data set includes data collected over the Soil Moisture Experiment 2004 (SMEX04) area of Sonora, Mexico during 1 June to 30 September 2004. The SeaWinds scatterometer on NASA's Quick Scatterometer (QuikSCAT) satellite collected backscatter data. Data are provided in Brigham Young University ... more
    Spatial Coverage: Lat: (20.00, 35.00), Lon: (-115.00, -105.00)
    Temporal Coverage: 2004-06-01 - 2004-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: SIR

  443. SMEX04 Regional Soil Moisture Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set combines data for several parameters measured as ... more
    Spatial Coverage: Lat: (31.40, 32.10), Lon: (-110.30, -109.70)
    Temporal Coverage: 2004-08-03 - 2004-08-26
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: ASCII text

  444. SMEX04 Regional Soil Moisture Data: Sonora
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set combines data for several parameters from in situ ... more
    Spatial Coverage: Lat: (29.03, 31.28), Lon: (-111.07, -109.73)
    Temporal Coverage: 2004-08-04 - 2004-08-15
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Unspecified
    Distribution Format: ASCII text

  445. SMEX04 San Miguel Watershed Soil Moisture Data: Sonora
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. A part of the Soil Moisture Experiment 2004 (SMEX04), this data ... more
    Spatial Coverage: Lat: (29.55, 29.59), Lon: (-110.37, -110.27)
    Temporal Coverage: 2004-08-03 - 2004-08-14
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Daily
    Distribution Format: Microsoft Excel

  446. SMEX04 Site Photographs
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set includes photographs of the regional study areas of ... more
    Spatial Coverage: Lat: (29.70, 32.10), Lon: (-110.30, -109.70)
    Temporal Coverage: 2004-07-29 - 2004-08-25
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: JPEG

  447. SMEX04 Soil Characteristics Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. The SMEX04 Soil Characteristics data set contains data for ... more
    Spatial Coverage: Lat: (31.40, 32.10), Lon: (-110.30, -109.70)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  448. SMEX04 Soil Climate Analysis Network (SCAN) Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains measurements taken during the Soil Moisture ... more
    Spatial Coverage: Lat: (31.73, 31.73), Lon: (-110.05, -110.05)
    Temporal Coverage: 2004-07-01 - 2004-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Hourly
    Distribution Format: ASCII text

  449. SMEX04 Soil Moisture Network Data: Sonora
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set combines data for several parameters from in situ ... more
    Spatial Coverage: Lat: (29.03, 31.28), Lon: (-111.07, -109.73)
    Temporal Coverage: 2004-06-01 - 2004-08-31
    Resolution: Lat: 75 km, Lon: 50 km, Temporal: 20 minutes, some sites 30 minutes
    Distribution Format: ASCII text

  450. SMEX04 Surface Roughness Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. The data set SMEX04 Surface Roughness Data is comprised of data ... more
    Spatial Coverage: Lat: (29.85, 32.08), Lon: (-110.70, -109.72)
    Temporal Coverage: 2004-07-30 - 2004-08-25
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  451. SMEX04 Surface Temperature Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains data from in situ infrared thermometer ... more
    Spatial Coverage: Lat: (31.11, 31.42), Lon: (-110.24, -109.72)
    Temporal Coverage: 2004-06-23 - 2004-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  452. SMEX04 Terra MODIS Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set consists of a number of data products from the ... more
    Spatial Coverage: Lat: (29.36, 32.69), Lon: (-111.42, -108.63)
    Temporal Coverage: 2004-01-01 - 2004-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 16-day composites
    Distribution Format: ENVI header files

  453. SMEX04 Two-Dimensional Synthetic Aperture Radiometer (2D-STAR) Brightness Temperatures
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set includes dual-polarized L-band brightness ... more
    Spatial Coverage: Lat: (29.60, 32.10), Lon: (-110.20, -109.60)
    Temporal Coverage: 2004-08-24 - 2004-08-26
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Once per day
    Distribution Format: ASCII text

  454. SMEX04 Vegetation Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains in situ data collected using a ... more
    Spatial Coverage: Lat: (29.94, 32.08), Lon: (-110.67, -109.72)
    Temporal Coverage: 2004-07-20 - 2004-08-24
    Resolution: Lat: 800 m, Lon: 800 m, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  455. SMEX04 Vegetation Water Content Data
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set consists of Vegetation Water Content (VWC) data for ... more
    Spatial Coverage: Lat: (29.33, 32.69), Lon: (-111.40, -108.56)
    Temporal Coverage: 2004-07-29 - 2004-08-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: binary

  456. SMEX04 Walnut Gulch Experimental Watershed Soil Moisture Data: Arizona
    Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support for this data set may be limited. This data set contains several parameters measured in the Walnut ... more
    Spatial Coverage: Lat: (31.11, 31.42), Lon: (-110.24, -109.72)
    Temporal Coverage: 2004-07-01 - 2004-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Every 20 minutes
    Distribution Format: ASCII text

  457. Schefferville Permafrost Temperature Database
    This data set consists of ground temperature data from 192 boreholes in the area of Schefferville, Quebec (54°48'N, 66°50'W), located within the discontinuous permafrost zone. Temperature cables were installed at the Barney, Fleming, Knox mine, Timmins, Ferriman, Howse, Lance, Pinx, Red and Star ... more
    Spatial Coverage: Lat: (Unspecified, 54.80), Lon: (-66.83, Unspecified)
    Temporal Coverage: 1957-1 - 1982-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  458. Sea Ice Charts of the Russian Arctic in Gridded Format, 1933-2006
    The Arctic and Antarctic Research Institute (AARI) in St. Petersburg, Russia, produces sea ice charts for safety of navigation in the polar regions and for other operational and scientific purposes. Arctic charts from 1933 through 2006 are collected in this data set. Chart frequency and spatial ... more
    Spatial Coverage: Lat: (65.00, 90.00), Lon: (-180.00, -150.00)
    Temporal Coverage: 1997-01-01 - 2006-12-31
    Resolution: Lat: 12.5 km, Lon: 12.5 km, Temporal: Unspecified
    Distribution Format: SIGRID (ASCII)

  459. Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I Passive Microwave Data
    This data set is generated from brightness temperature data derived from Nimbus-7 Scanning Multichannel Microwave Radiometer (SMMR) and Defense Meteorological Satellite Program (DMSP) -F8, -F11 and -F13 Special Sensor Microwave/Imager (SSM/I) radiances at a grid cell size of 25 x 25 km. The data ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 1991-12-03 - 1995-09-30
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Every other day
    Distribution Format: binary

  460. Sea Ice Edge Location and Extent in the Russian Arctic, 1933-2006
    The Sea Ice Edge Location and Extent in the Russian Arctic, 1933-2006 data are derived from sea ice charts from the Arctic and Antarctic Research Institute (AARI), St. Petersburg, Russia. Provided here are sea ice edge locations, where identifiable, in each AARI ice chart and monthly and seasonal ... more
    Spatial Coverage: Lat: (65.00, 90.00), Lon: (-40.00, -145.00)
    Temporal Coverage: 1933-07-01 - 2006-12-31
    Resolution: Lat: 1 degree, Lon: Unspecified, Temporal: 10 day
    Distribution Format: ASCII text

  461. Sea Ice Index
    The Sea Ice Index provides a quick look at sea ice changes in spatial and historical context, and gives a consistent, up-to-date source of sea ice extent and sea ice concentration values and images. The NSIDC Near-Real-Time DMSP SSM/I Daily Polar Gridded Sea Ice Concentrations and the Sea Ice ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 1979 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  462. Sea Ice Melt Pond Data from the Canadian Arctic
    This data set contains observations of albedo, depth, and physical characteristics of melt ponds on sea ice, taken during the summer of 1994. The melt ponds studied were located just south of Cornwallis Island in the Barrow Strait, Nunavat, Canada. The reflectance spectra were acquired with a ... more
    Spatial Coverage: Lat: (73.00, 75.00), Lon: (-98.00, -95.00)
    Temporal Coverage: 1994-06-01 - 1994-07-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  463. Sea Ice Trends and Climatologies from SMMR and SSM/I
    NSIDC provides a suite of value-added products to aid in investigations of the variability and trends of sea ice cover. These products provide users with information about sea ice extent, total ice-covered area, ice persistence, monthly climatologies of sea ice concentrations, and ocean masks. The ... more
    Spatial Coverage: Lat: (-90.00, -39.23), Lon: (-180.00, 180.00)
    Temporal Coverage: 1978-10-26 - Continuing
    Resolution: Lat: 25 km, Lon: 25 km, Temporal: Unspecified
    Distribution Format: Flat binary, ASCII, ArcInfo export files
    View Images or Search Holdings:
        View Sample Northern Hemisphere Data in Atlas of the Cryosphere
        View Sample Southern Hemisphere Data in Atlas of the Cryosphere

  464. Seasat and GEOSAT Altimetry for the Antarctic and Greenland Ice Sheets
    The Ice Altimetry System (IAS) CD-ROM contains surface elevations of the Antarctic and Greenland ice sheets derived from Seasat and GEOSAT radar altimetry data. The Seasat data were collected for a continuous 90 days in 1978, at latitudes between 72 degrees South and 72 degrees North. GEOSAT was ... more
    Spatial Coverage: Lat: (60.00, 72.00), Lon: (-60.00, -20.00)
    Temporal Coverage: 1978-06-01 - 1986-09-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, binary

  465. Seasonal and annual dynamics of frozen ground, central highland of Iceland
    This dataset documents a nine-year study to investigate the seasonal and annual dynamics of frozen ground and explore the relationship with environmental factors. The presence/absence of frozen ground and active layer thickness were recorded three times over the growing season (4-7 July, 1-4 ... more
    Spatial Coverage: Lat: (64.50, 64.50), Lon: (-18.67, -18.67)
    Temporal Coverage: 1983 - 1991
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  466. Seasonal frost and soil temperature data, Western Cape Mountains, South Africa
    Micro-climatic monitoring of air and ground was started in 1990 to evaluate climatic controls on the present-day diurnal soil frost environment in the Western Cape mountains of South Africa. To this effect two data logger stations were established in the summit region of the Waaihoek mountains. ... more
    Spatial Coverage: Lat: (-33.53, -33.42), Lon: (19.25, 19.50)
    Temporal Coverage: 1990-02 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  467. Seasonal frost depths, midwestern USA
    This dataset includes frost tube data from 37 stations in the Upper Midwest (Minnesota, North Dakota, Wisconsin), USA. The responsible agency was the St. Paul District of the U.S. Army Corps of Engineers. These data were collected during 1971-1981 (no data for 1976/77) by cooperative observers who ... more
    Spatial Coverage: Lat: (43.77, 48.83), Lon: (-101.30, -90.18)
    Temporal Coverage: 1971-1 - 1981-1
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  468. Seasonal frost penetration, Sleepers River Research Watershed, Vermont, USA
    The frost tube network is located within a 3.25-square-mile sub-watershed of the Sleepers River Research Watershed near Danville, Vermont, USA. Tubes were positioned in forested and non-forested cover types. The forest cover includes beech, birch, maple hardwoods with a 7% slope and 240 degree ... more
    Spatial Coverage: Lat: (44.42, 44.53), Lon: (-72.18, -72.04)
    Temporal Coverage: 1983 - 1992
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  469. Shallow Borehole Temperatures, Ilulissat, Greenland
    This data set contains borehole temperatures from Ilulissat, west Greenland (69°N, 51°N, 44 m asl), recorded from 21 thermistors at depths of 0.25 m, 0.5 m, 0.75 m, 1 m, 1.25 m, 1.5 m, 1.75 m, 2 m, 2.5 m, 3 m, 3.5 m, 4 m, 4.5 m, 5 m, 6 m, 7 m, 8 m, 9 m, 11 m, 13 m, and 15 m below the ... more
    Spatial Coverage: Lat: (69.00, 69.00), Lon: (-51.00, -51.00)
    Temporal Coverage: 1911-4 - 2006-4
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  470. Singular Value Decomposition Analysis of Ice Sheet Model Output Fields
    This data set provides the results of predictive modeling experiments on the Amundsen Sea Embayment region of Antarctica. The models examine how interactions between basal processes and ice sheet dynamics can result in abrupt reconfigurations of ice-sheets, and how those reconfigurations impact ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: MATLAB

  471. Siple Dome Core Date from Measurement of the d18O of Paleoatmospheric O2
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Bender dated ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: two Excel files and one Microsoft Word file

  472. Siple Dome Cores Electrical Measurement Data
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Taylor measured ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1997-06 - 1997-08
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files, TIF multitrack ECM image files

  473. Siple Dome Glaciology and Ice Stream History 1994, 1996
    The Siple Dome Glaciology and Ice Stream History project was part of Western Divide West Antarctic Ice Cores (WAISCORES), an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from ... more
    Spatial Coverage: Lat: (-83.00, -81.00), Lon: (-155.00, -145.00)
    Temporal Coverage: 1996-11-01 - 1997-02-28
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII tab delimited

  474. Siple Dome Highlights: Stable isotopes
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. This data set ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  475. Siple Dome Ice Core Age-Depth Scales
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Nereson's 'Age ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1996
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: .jpg file

  476. Siple Dome Methane Record
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Brooks measured ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: two Adobe Acrobat Portable Document Format(.pdf), 14 text (ASCII) files, and on

  477. Siple Shallow Core Density Data
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Lamorey ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 2000
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: .gif image file and tab-delimited ASCII text files

  478. Snow Data Assimilation System (SNODAS) Data Products at NSIDC
    This data set contains output from the NOAA National Weather Service's National Operational Hydrologic Remote Sensing Center (NOHRSC) SNOw Data Assimilation System (SNODAS). SNODAS is a modeling and data assimilation system developed by NOHRSC to provide the best possible estimates of snow cover ... more
    Spatial Coverage: Lat: (27.93, 52.00), Lon: (-124.73, -66.94)
    Temporal Coverage: 2003-10-01 - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text files

  479. Snow Melt Onset Over Arctic Sea Ice from SMMR and SSM/I Brightness Temperatures
    Yearly snow melt onset dates over Arctic sea ice are derived from Scanning Multichannel Microwave Radiometer (SMMR) and Special Sensor Microwave/Imager (SSM/I) brightness temperatures. The introduction of liquid water to snow results in a sharp increase in the emissivity and hence brightness ... more
    Spatial Coverage: Lat: (30.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1979-01-01 - 1998-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: yearly
    Distribution Format: ASCII and GIF

  480. Snow and Firn Permeability: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation
    This data set contains firn physical properties measured in two meter snow pits and from deeper, 12- to 30-meter firn cores. The physical properties measured in the snow pits include density, permeability and microstructure (grain size and pore size). The physical properties measured on firn cores ... more
    Spatial Coverage: Lat: (-80.78, -80.53), Lon: (124.02, 126.03)
    Temporal Coverage: 2004-01-04 - 2004-01-20
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Microsoft Excel

  481. Snow and Firn Temperature and Permeability Measurements from Siple Dome, Antarctica
    This data set includes measurements of snow and firn temperature and permeability collected between November 1998 and June 1999 at Siple Dome. The physical characteristics of snow determine the nature of air-snow exchange processes, which in turn affect chemical records in ice cores. Thus a ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-148.00, -148.00)
    Temporal Coverage: 1998-11-25 - 1999-06-29
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII files, Excel files

  482. Snow-Atmosphere Transfer Function for Reversibly Deposited Chemical Species in West Antarctica
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. Bales' research ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1994 - 1996
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  483. Snowfall and Snow Depth for Canada 1943-1982
    Data include monthly snowfall and end-of-month snow depth for 140 stations across Canada. Stations that maintained at least 20 years of data were chosen. The original data are from Atmospheric Environment Service Canadian Climate Centre and from NOAA's National Climatic Data Center. Data are ... more
    Spatial Coverage: Lat: (45.00, 75.00), Lon: (-142.00, -55.00)
    Temporal Coverage: 1943-01-01 - 1982-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  484. Soil temperatures at South Royalton, Vermont, USA
    This data set presents half-hourly measurements of soil temperatures at depths of 0 to 60 cm, together with meteorological data (air temperature, precipitation, pressure, relative humidity, wind speed/direction, solar radiation, longwave radiation) and snow depth. The data were collected in sandy ... more
    Spatial Coverage: Lat: (43.81, 43.82), Lon: (-72.52, -72.51)
    Temporal Coverage: 1989-10-1 - 1993-09
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  485. Soil temperatures from Disko Island (Qeqertarsuaq/Godhavn), Greenland
    A meteorological station at 69 deg 15'N, 53 deg 34'W, Godhavn village, Greenland, measured air temperatures at 6 m above the ground, and soil temperatures (deg C) at 0.05 m, 0.6 m, 1.75 m, and 3 m below the surface. The station automatically measured data every half hour. Data extend from 01 ... more
    Spatial Coverage: Lat: (69.15, 69.15), Lon: (-53.34, -53.34)
    Temporal Coverage: 1991 - 2002
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  486. South Pole Snow Pit, 1988 and 1989
    Information from 6-meter snow pits dug close to the South Pole in austral summer 1988-1989 by the Glacier Research Group of the University of New Hampshire (location - 38 km on grid 90 from South Pole station - eastern margin of clean air sector) are available. Major ion chemistry (Na, K, Mg, ... more
    Spatial Coverage: Lat: (-90.00, -90.00), Lon: (-180.00, -180.00)
    Temporal Coverage: 1988-11-01 - 1989-01-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text file

  487. Southern Hemisphere Ice Limits, 1973-1978
    Weekly Southern Ocean ice limits, have been digitized from U.S. Navy Fleet Weather Facility ice charts, at the Max-Planck Institut fur Meteorologie, Hamburg. Coverage is from 1 January 1973 to 31 June 1978. Data are gridded at 5 degree longitude intervals. Data are available via ... more
    Spatial Coverage: Lat: (-90.00, -50.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1973-01-01 - 1978-06-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  488. Stable Isotopes of Ice on the Surface of Taylor Glacier, Antarctica
    This data set contains Oxygen and Deuterium isotope ratios for approximately 980 sites on the surface of the ablation zone of Taylor Glacier, Antarctica. The data set gives latitude and longitude of collection, oxygen ratio (18/16) in per mil, and Deuterium ratio (H/D) in per mil. Data are in ... more
    Spatial Coverage: Lat: (-78.00, -77.83), Lon: (160.00, 163.00)
    Temporal Coverage: 2003-12-01 - 2004-01-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text
    View Images or Search Holdings:
        View Sample Data
        View Sample Data

  489. Subglacial Topography: Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica
    This data set includes 5 km gridded data from the Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica (AGASEA) conducted during the 2004-2005 austral summer. Investigators derived maps of the ice sheet surface and subglacial topography, which covers the entire catchments of both ... more
    Spatial Coverage: Lat: (-81.70, -71.70), Lon: (-134.90, -84.50)
    Temporal Coverage: 2004-11 - 2005-03
    Resolution: Lat: 5 km, Lon: 5 km, Temporal: Unspecified
    Distribution Format: ASCII text
    View Images or Search Holdings:
        View Sample Data
        View Sample Data
        View Sample Data
        View Sample Data

  490. Submarine Upward Looking Sonar Ice Draft Profile Data and Statistics
    This data set consists of upward looking sonar draft data collected by submarines in the Arctic Ocean. It includes data from both U.S. Navy and Royal Navy submarines. Maps showing submarine tracks are available. Data are provided as ice draft profiles and as statistics derived from the profile ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  491. Sulfate-Based Volcanic Record from South Pole Ice Core
    This data set contains concentrations of soluble chemical species (ions) within a 120 m ice core retrieved at the South Pole station in 2001. The ice core was dated with annual resolution using annual layer counting. Investigators measured chemical species, ions, and volcanic deposits found in the ... more
    Spatial Coverage: Lat: (-90.00, -90.00), Lon: (0.00, 0.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text and Microsoft Excel

  492. Surface Elevation and Ice Thickness, Western Marie Byrd Land, Antarctica
    This data set provides surface elevation and ice thickness data for a portion of the Marie Byrd Land sector of West Antarctica, including the Ford Ranges, the Sulzberger Ice Shelf, much of the Edward VII Peninsula, and the Shirase Coast region of the eastern Ross Ice Shelf. The investigators used ... more
    Spatial Coverage: Lat: (-80.00, -71.00), Lon: (-157.00, -136.00)
    Temporal Coverage: 1998-12-25 - 1998-12-27
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: JPG images, ASCII text files, and Excel files
    View Images or Search Holdings:
        View Sample Data
        View Sample Data

  493. Surface Velocities of Taylor Glacier, Antarctica
    This data set contains surface velocities of Taylor Glacier, Antarctica, for the year 2003. Measurement period was approximately 12 months. There are approximately 250 locations in this data set. The data set includes a location name, the easting and northing coordinates (UTM), the elevation, the ... more
    Spatial Coverage: Lat: (-78.00, -77.83), Lon: (160.00, 163.00)
    Temporal Coverage: 2002-01-30 - 2003-01-30
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text
    View Images or Search Holdings:
        View Sample Data
        View Sample Data

  494. TOVS Pathfinder Path-P Daily and Monthly Polar Gridded Atmospheric Parameters
    The TIROS-N Operational Vertical Sounder (TOVS) Polar Pathfinder (Path-P) data set consists of gridded daily and monthly Arctic and Antarctic atmospheric data derived from various NOAA satellites. TOVS Path-P daily files are available for the Northern and Southern Hemispheres from 60° poleward at ... more
    Spatial Coverage: Lat: (-90.00, -60.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1979-07-12 - Continuing
    Resolution: Lat: 100 km, Lon: 100 km, Temporal: Daily, Monthly
    Distribution Format: HDF

  495. Tephra in Siple and Taylor Dome Ice Cores
    This data set consists of electron microprobe geochemical analyses of glass shards sampled from Siple Dome and Taylor Dome ice cores during the 1999-2000 field season. Geochemical data are in tab-delimited ASCII and Excel formats. Backscattered electron images of tephra samples are in TIFF format. ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-148.00, -148.00)
    Temporal Coverage: 1999 - 2000
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII files, Excel files, TIFF files

  496. Terrain and Vegetation of Imnavait Creek, AK: Classification and Mapping
    Investigators classified typical and characterisic vegetation communities in an area in northern Alaska using Braun-Blanquet sorted table analysis, and mapped the communities using integrated geobotanical mapping procedures in a Geographic Information System (GIS). The vegetation classification is ... more
    Spatial Coverage: Lat: (68.59, 68.63), Lon: (-149.37, -149.26)
    Temporal Coverage: 1984-08-01 - 1987-05-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Paper copy

  497. Terrain and Vegetation of Imnavait Creek, AK: Permanent Plots
    This data report is a summary of environmental, soil, and vegetation information collected from 73 study plots at the Department of Energy R4D research site, located near Imnavait Creek in northern Alaska. Data include site factors, soil classification, description, and physical and chemical ... more
    Spatial Coverage: Lat: (68.59, 68.63), Lon: (-149.37, -149.26)
    Temporal Coverage: 1984-08-01 - 1985-09-04
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Paper copy

  498. Terrain and Vegetation of Imnavait Creek, AK: Toposequence Study
    This data report is a summary of environmental, soil, and vegetation information collected from 23 study plots at the Department of Energy R4D research site, located near Imnavait Creek in northern Alaska. Data include site factors, soil classification, description, and physical and chemical ... more
    Spatial Coverage: Lat: (68.59, 68.63), Lon: (-149.37, -149.26)
    Temporal Coverage: 1984-08-01 - 1985-09-04
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Paper copy

  499. The Dehn Collection of Arctic Sea Ice Charts, 1953-1986
    The National Snow and Ice Data Center/World Data Center for Glaciology, Boulder (NSIDC/WDC) holds a collection of charts depicting ice conditions in the seas off Alaska and western Canada coasts. Ice edge position and some ice concentration and other information are included, though the ... more
    Spatial Coverage: Lat: (Unspecified, Unspecified), Lon: (Unspecified, Unspecified)
    Temporal Coverage: 1953-01-01 - 1986-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: JPEG, TIFF

  500. Timing and Statistics of Autumn and Spring Annual Snow Cover for the Northern Hemisphere
    The National Snow and Ice Data Center hosts a time-series data set comprising annual snow cover data for the Northern Hemisphere (covering land primarily over 45 degrees North) from 1972 to 2000. Data are presented for land areas that exhibited snow cover in each of the 29 years. Variables are ... more
    Spatial Coverage: Lat: (0.00, 90.00), Lon: (-180.00, 180.00)
    Temporal Coverage: 1972 - 2000
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  501. Trapped Gas Composition and Chronology of the Vostok Ice Core
    This data set includes a time scale for the Vostok ice core, retrieved from Vostok Station on the East Antarctic Plateau. This chronology is derived by orbitally tuning to molecular oxygen to nitrogen (O2/N2) ratios in occluded air for depths deeper than 1550 m (greater than ... more
    Spatial Coverage: Lat: (-72.47, -72.47), Lon: (-106.80, -106.80)
    Temporal Coverage: 2003-09 - 2006-06
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Twice
    Distribution Format: Microsoft Excel

  502. Twenty-Three Century-scale Ice Core Records of Hydrogen Peroxide (H2O2) from West Antarctica
    This data set contains sub-annually resolved concentrations of hydrogen peroxide (H2O2), snow, firn and ice from 23 sites on the West Antarctic Ice Sheet (WAIS. Data were obtained from 2000 to 2003 during the US International Trans-Antarctic Scientific Expedition (US ITASE) deployments. Cores were ... more
    Spatial Coverage: Lat: (-90.00, -76.00), Lon: (-124.00, -84.00)
    Temporal Coverage: 2000-11-20 - 2003-01-15
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  503. US ITASE Stable Isotope Data, Antarctica
    This data set includes stable isotope measurements from snow pits, firn, and ice cores collected by the the US component of the International Trans-Antarctic Scientific Expedition ( ITASE). The ITASE program aims to collect and interpret a continental-wide array of environmental parameters ... more
    Spatial Coverage: Lat: (-90.00, -65.00), Lon: (-130.00, -88.00)
    Temporal Coverage: 1999-01-01 - 2007-12-31
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  504. US International Trans-Antarctic Scientific Expedition (US ITASE) Glaciochemical Data
    Sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet were obtained from 1999 to 2008 during the US International Trans-Antarctic Scientific Expedition (US ITASE) deployments. Researchers conducted experiments approximately every 100-300 km looking for clues ... more
    Spatial Coverage: Lat: (-90.00, -76.10), Lon: (-148.79, 0.00)
    Temporal Coverage: 1999 - 2001
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII, Excel

  505. US International Trans-Antarctic Scientific Expedition (US ITASE): GPR Profiles and Accumulation Mapping
    Snow accumulation rates typically show high variability over short distances. This data set contains accumulation rates using ground-penetrating radar (GPR) to detect isochronal layers in the firn in West Antarctica. These layers were then dated using results from ice core analyses. These data ... more
    Spatial Coverage: Lat: (-78.08, -77.68), Lon: (-123.99, -120.08)
    Temporal Coverage: 2000-12 - 2000-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII file, formatted for text attributes, declared format

  506. US International Trans-Antarctic Scientific Expedition 400 MHz Subsurface Radar Profiles
    This data set includes subsurface radar profiles that were recorded between core sites during the November-December seasons for 1999-2002. Data were collected using an ice-penetrating radar to survey the ice sheet. Ice thickness data are available for a portion of the West Antarctic Ice Sheet. ... more
    Spatial Coverage: Lat: (-90.00, -75.00), Lon: (-135.00, -90.00)
    Temporal Coverage: 1999-11 - 2002-12
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: SEGY, Excel, Access

  507. University of Wisconsin Antarctic Soils Database
    The University of Wisconsin Antarctic Soils Database contains data collected by Dr. James G. Bockheim and his colleagues from 1975 through 1987. Data include site information, air and soil temperature measurements, soil profile features, and surface boulder weathering features for 482 sites in the ... more
    Spatial Coverage: Lat: (-78.00, -77.20), Lon: (160.00, 164.00)
    Temporal Coverage: 1975 - 1987
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  508. Upper soil temperatures in the Kolyma Highland
    This data set contains soil temperature and meteorological data for various sampling locations near the Aborigen research station in the Kolyma Highland, Northeastern Russia. Data are averaged from 1977 to 1995. A tab-delimited ASCII text file and Excel spreadsheet provide the following data: soil ... more
    Spatial Coverage: Lat: (61.87, 62.03), Lon: (149.50, 149.67)
    Temporal Coverage: 1977-10 - 1995
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

  509. Vertical Strain at Siple Dome, Antarctica, 1999-2002
    At the Siple Dome area of Antarctica, much of the ice flow is vertical, which causes vertical ice deformation. To measure this phenomenon, the investigators used a method known as vertical strain rate. This project was a part of the West Antarctic Ice Sheet Cores (WAISCORES) project for deep ice ... more
    Spatial Coverage: Lat: (-81.66, -81.66), Lon: (-148.82, -148.82)
    Temporal Coverage: 1999-12-05 - 2002-01-02
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: 2-year average
    Distribution Format: ASCII text

  510. Visible Stratigraphic Dating, Siple Dome and Upstream C Cores
    This data set is part of the West Antarctic Ice Sheet cores (WAISCORES) project, an NSF-funded project to understand the influence of the West Antarctic Ice Sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1997-06 - 1997-08
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII text

  511. Volcanic Records in the Siple and Taylor Dome Ice Cores
    This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice cores from the Siple Dome, in the Siple Coast region, West Antarctica. This data set ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: 29 .tif backscatter electron (BSE) images, 1 Microsoft Excel file, 3 ASCII text

  512. WAISCORES: Deep Ice Coring in West Antarctica
    The WAISCORES project is part of the National Science Foundation Office of Polar Programs' West Antarctic Ice Sheet (WAIS) initiative, which is aimed at understanding the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and analyzed ice ... more
    Spatial Coverage: Lat: (-81.00, -81.00), Lon: (-149.00, -149.00)
    Temporal Coverage: 1996 - 1999
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: ASCII files

  513. Western Italian Alps Monthly Snowfall and Snow Cover Duration
    This data set consists of snow observations for 18 stations in the western Italian Alps. Two types of data are included: monthly snowfall amounts and monthly snow cover duration in days. The period of record varies with each station, with the longest station record including data from 1877 to ... more
    Spatial Coverage: Lat: (44.19, 46.42), Lon: (6.70, 8.44)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: monthly
    Distribution Format: Unspecified

  514. When the Weather is Uggianaqtuq: Inuit Observations of Environmental Change
    Uggianaqtuq (pronounced OOG-gi-a-nak-took) is a North Baffin Inuktitut word that means to behave unexpectedly, or in an unfamiliar way. From the perspective of many hunters and elders in the Arctic, the weather has been uggianaqtuq in recent years. In this interactive, multi-media CD-ROM, Inuit ... more
    Spatial Coverage: Lat: (64.28, 64.28), Lon: (-96.07, -96.07)
    Temporal Coverage: 1920 - 2001
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: html

  515. World Glacier Inventory
    The World Glacier Inventory contains information for over 100,000 glaciers through out the world. Parameters within the inventory include geographic location, area, length, orientation, elevation,and classification of morphological type and moraines. The inventory entries are based upon a single ... more
    Spatial Coverage: Lat: (-60.00, 80.00), Lon: (-180.00, 180.00)
    Temporal Coverage: Unspecified - Continuing
    Resolution: Lat: Unspecified, Lon: Unspecified, Temporal: Unspecified
    Distribution Format: Unspecified

    516. TOTAL RESULTS: 515