http://nsidc.org/data/news.html Data News: new data products, product updates, and other data announcements Wed, 13 May 2009 12:00:00 MDT http://nsidc.org/data/news.html#08June09_amsre_v11 http://nsidc.org/data/news.html#08June09_amsre_v11 Mon, 08 Jun 2009 16:01:00 MDT NSIDC is pleased to announce the release of Validated 11 (V11-Stage 1) AMSR-E Level-3 sea ice products as of 29 May 2009. The algorithm for V11 corrected an error introduced in the V10 algorithm which caused the snow depth on sea ice parameter to be overestimated by a factor of approximately two. http://nsidc.org/data/news.html#05June09_f17 http://nsidc.org/data/news.html#05June09_f17 Fri, 05 Jun 2009 10:48:00 MDT NSIDC has officially switched its processing stream for near-real-time passive microwave brightness temperatures from the SSM/I sensor on board the Defense Meteorological Satellite Program (DMSP) F13 satellite to the SSMIS sensor on the DMSP-F17 satellite. This change in the processing stream was necessary due to a failing recorder on F13. http://nsidc.org/data/news.html#02June09_modis http://nsidc.org/data/news.html#02June09_modis Tue, 02 Jun 2009 09:49:00 MDT Version 4 MODIS snow and sea ice data products have been removed from NSIDC's archive. NSIDC will retain a small amount of MODIS Version 4 data from each data set for use in comparisons with other data versions. This is referred to as a golden month. http://nsidc.org/data/news.html#20may09_metadata http://nsidc.org/data/news.html#20may09_metadata Wed, 20 May 2009 03:00:00 MDT NSIDC has a new URL to access our Web Accessible Folder, which contains on-line XML files representing our metadata holdings. http://nsidc.org/data/news.html#20may09_amsre http://nsidc.org/data/news.html#20may09_amsre Wed, 20 May 2009 02:00:00 MDT Beginning 10 June 2009, Version 1 AMSR-E data will no longer be available from NSIDC. http://nsidc.org/data/news.html#15may09_modis http://nsidc.org/data/news.html#15may09_modis Fri, 15 May 2009 02:00:00 MDT Missing Granules for MODIS/Terra Snow Cover Monthly L3 Global 0.05Deg CMG Data Product (MOD10CM). http://nsidc.org/data/news.html#13may09_amsre http://nsidc.org/data/news.html#13may09_amsre Wed, 13 May 2009 12:00:00 MDT Reprocessing has begun for AMSR-E Level-3 Land, Sea Ice, and Snow data products. http://nsidc.org/agdc/acap/news/20090513.html http://nsidc.org/agdc/acap/news/20090513.html Wed, 13 May 2009 12:00:00 MDT Users of the NSIDC Antarctic Cryosphere Access Portal (A-CAP) can now save maps and download the source data for each of the layers displayed in the map. http://nsidc.org/data/news.html#01may09_gismo http://nsidc.org/data/news.html#01may09_gismo Fri, 01 May 2009 08:40:00 MDT The processing environment for the Graphical Interface for Subsetting, Mapping, and Ordering (GISMO) tool has recently been upgraded. http://nsidc.org/data/news.html#24april09_aa_l2a http://nsidc.org/data/news.html#24april09_aa_l2a Fri, 24 Apr 2009 15:01:00 MDT AMSR/ADEOS-II L2A Global Swath Spatially-Resampled Brightness Temperatures (AA_L2A) Version 1 data are now available from NSIDC. http://nsidc.org/data/news.html#23april09_amsrease http://nsidc.org/data/news.html#23april09_amsrease Thu, 23 Apr 2009 15:01:00 MDT Both the AMSR-E/Aqua Daily EASE-Grid Brightness Temperatures and AMSR-E/Aqua Daily Global Quarter-Degree Gridded Brightness Temperatures data sets have been updated. This update extends the time series of both data sets to 31 March 2009. The data in this update are still considered Version 3. http://nsidc.org/data/news.html#17april09_modis http://nsidc.org/data/news.html#17april09_modis Fri, 17 Apr 2009 15:21:00 MDT Due to system maintenance from Monday, 20 April 2009 through Thursday, 23 April 2009, NSIDC will not receive MODIS data from our data provider. http://nsidc.org/data/news.html#14april09_seaice http://nsidc.org/data/news.html#14april09_seaice Tue, 14 Apr 2009 09:26:00 MDT Data are now available through June 2008 for the DMSP SSM/I Daily and Monthly Polar Gridded Sea Ice Concentrations data set. http://nsidc.org/data/news.html#08april09_smex03 http://nsidc.org/data/news.html#08april09_smex03 Wed, 08 Apr 2009 16:22:00 MDT NSIDC is pleased to announce that AMSR-E Soil Moisture Validation data have been updated to include all data sets for the Soil Moisture Experiment 2003 (SMEX03) campaign. http://nsidc.org/data/news.html#06april09_tiepoints http://nsidc.org/data/news.html#06april09_tiepoints Mon, 06 Apr 2009 09:20:00 MST Two recent improvements in tiepoints used in the AMSR-E standard sea ice concentration algorithm may result in a relative change in sea ice area and extent for users working with multiple versions of the data. http://nsidc.org/data/news.html#20mar09_seaiceindex http://nsidc.org/data/news.html#20mar09_seaiceindex Fri, 20 Mar 2009 09:20:00 MST The redesigned Sea Ice Index Web site makes it easy to see monthly and daily sea ice conditions at a glance. http://nsidc.org/data/news.html#12mar09_acap http://nsidc.org/data/news.html#12mar09_acap Thu, 12 Mar 2009 11:00:00 MST The NSIDC Antarctic Cryosphere Access Portal (A-CAP) now contains Antarctic ice flow velocity data from the VELMAP collection. http://nsidc.org/data/news.html#25feb09_media http://nsidc.org/data/news.html#25feb09_media Wed, 25 Feb 2009 16:30:00 MST Beginning 11 March 2009, NSIDC will no longer offer distribution on hard media (CD-ROM, DVD, DLT) for AMSR-E, MODIS, GLAS, or NISE data sets. http://nsidc.org/data/news.html#18feb09_nrt http://nsidc.org/data/news.html#18feb09_nrt Wed, 18 Feb 2009 16:30:00 MST On 16 February 2009, NSIDC noticed significant problems with the Near Real-Time (NRT) sea ice product. Upon investigation, the problem was found to be due to an issue with the DMSP F15 SSM/I 22 GHz frequency brightness temperature fields used as inputs into the sea ice algorithm. http://nsidc.org/data/news.html#18feb09_icesat http://nsidc.org/data/news.html#18feb09_icesat Wed, 18 Feb 2009 16:15:00 MST Release-29 data for the Laser 2B campaign (17 February 2004 to 21 March 2004) are now available for the following products: GLA01 to GLA05 and GLA07 to GLA11. This covers the atmospheric and engineering products only. The elevation/altimetry data products (GLA06 and GLA12 to GLA15) for Laser 2B are not available at this time. http://nsidc.org/data/news.html#2feb09_google http://nsidc.org/data/news.html#2feb09_google Mon, 02 Feb 2009 10:15:00 MST The new Ocean in Google Earth feature contains NSIDC sea ice extent data and photographs showing glaciers shrinking through time. http://nsidc.org/data/news.html#29jan09_acap http://nsidc.org/data/news.html#29jan09_acap Thu, 29 Jan 2009 10:15:00 MST NSIDC has released thirteen single- and few-point data sets for access through the AGDC Antarctic Cryosphere Access Portal (A-CAP). These data sets include measurements from snow pits and ice cores across Antarctica. http://nsidc.org/data/news.html#26jan09_fgdc http://nsidc.org/data/news.html#26jan09_fgdc Mon, 26 Jan 2009 11:00:00 MST NSIDC is happy to announce our support for the UArctic Atlas, which was released on 23 January 2009. The UArctic Atlas provides a visual and geographic overview of the Arctic region, including its physical environment and socio-cultural life. http://nsidc.org/data/news.html#23jan09_modis http://nsidc.org/data/news.html#23jan09_modis Fri, 23 Jan 2009 11:00:00 MST Production of MODIS Terra and Aqua snow and sea ice products have resumed, and both Terra and Aqua products are almost caught up. http://nsidc.org/data/news.html#15jan09_modis http://nsidc.org/data/news.html#15jan09_modis Thu, 15 Jan 2009 11:00:00 MST Due to a hardware failure on 29 December 2008, production of MODIS Terra and Aqua snow and sea ice products have been suspended indefinitely. http://nsidc.org/data/news.html#12jan09_acap http://nsidc.org/data/news.html#12jan09_acap Mon, 12 Jan 2009 17:30:00 MST Additional data sets are now available from the Antarctic Cryosphere Access Portal (A-CAP). The data sets include elevation and ice thickness in Western Marie Bird Land, and laser altimetry of the Thwaites Glacier Catchment in Western Antarctica. Also, additional ice core locations have been added to the A-CAP Antarctic ice core overlay. http://nsidc.org/data/news.html#23dec08_acap http://nsidc.org/data/news.html#23dec08_acap Tue, 23 Dec 2008 13:52:00 MST Four additional data sets are now available via the AGDC Antarctic Cryosphere Access Portal (A-CAP). The newly available data sets include ice thickness, surface velocity of Taylor Glacier, and basemaps for accumulation and Surface Mass Balance (SMB). More information is available on the A-CAP News Web page. http://nsidc.org/data/news.html#22dec08_icesat http://nsidc.org/data/news.html#22dec08_icesat Mon, 22 Dec 2008 15:56:00 MST ICESat/GLAS Release-29 data for the Laser 1A (20 February 2003 to 21 March 2003) and 1B (21 March 2003 to 29 March 2003) campaigns are now available for the following products: GLA01 to GLA05 and GLA07 to GLA09. This covers the atmospheric and engineering products only. The elevation/altimetry data products (GLA06 and GLA12 to GLA15) are not available at this time. http://nsidc.org/data/news.html#15Dec08_amsre http://nsidc.org/data/news.html#15Dec08_amsre Mon, 15 Dec 2008 13:56:00 MST Beginning on 01 December 2008, AMSR-E Level-2 and Level-3 Land products and Level-3 Snow products are Stage 1 validated. http://nsidc.org/agdc/acap/news/20081205.html http://nsidc.org/agdc/acap/news/20081205.html Thu, 04 Dec 2008 11:00:00 MST The data set, Subglacial topography: airborne geophysical survey of the Amundsen Sea Embayment, Antarctica (NSIDC-0292), is now available through the Antarctic Cryosphere Access Portal (A-CAP). http://nsidc.org/news/press/20081125_GlacierCollection.html http://nsidc.org/news/press/20081125_GlacierCollection.html Mon, 01 Dec 2008 10:40:00 MST The online NSIDC Glacier Photograph Collection has doubled in size since January 2008, with more than 10,000 high-resolution photographs of glaciers worldwide available for free. http://nsidc.org/data/news.html#18nov08_icesat http://nsidc.org/data/news.html#18nov08_icesat Tue, 18 Nov 2008 16:40:00 MST NSIDC has released new ICESat/GLAS data. Release-29 data for the Laser 3J time period (17 February 2008 to 21 March 2008) are available for the following products: GLA01 - GLA09 and GLA12 - GLA15. Release-29 incorporates significant and extensive changes to the atmosphere processing, additions and corrections to the waveform and elevation processing, and the incorporation of new tide models. See the ICESat/GLAS Data Releases Web site at http://nsidc.org/data/icesat/data_releases.html for more information and a more complete description of this new release. http://nsidc.org/data/news.html#14nov08_geolocation_modis http://nsidc.org/data/news.html#14nov08_geolocation_modis Fri, 14 Nov 2008 13:55:00 MST NSIDC would like to inform you that due to intermittent satellite maneuvers throughout the lifetime of Terra and Aqua, some geolocation information in MODIS data is incorrect. Data with erroneous geolocation information are being reprocessed to eliminate data that do not meet specifications. Reprocessing of all affected data is expected to be complete in Spring of 2009. For information regarding the dates and times of the maneuvers with the affected data, visit the MODIS Land Quality Assessment Web site at http://landweb.nascom.nasa.gov/cgi-bin/QA_WWW/newPage.cgi?fileName=Maneuvers. http://nsidc.org/data/news.html#13nov08_nsidc0027 http://nsidc.org/data/news.html#13nov08_nsidc0027 Thu, 13 Nov 2008 13:55:00 MST NSIDC has recently updated the Northern Hemisphere TOVS Pathfinder Path-P Daily Arctic Gridded Atmospheric Parameters data set. The data now span July 1979 to December 2005. Additional changes to the Northern and Southern TOVS data include a new file naming convention, a new FTP directory structure, and tar-on-the-fly capabilities described in the readme.txt file on the FTP site. http://nsidc.org/data/news.html#14oct08_nsidc0001 http://nsidc.org/data/news.html#14oct08_nsidc0001 Tue, 14 Oct 2008 10:15:00 MST NSIDC is pleased to announce that the DMSP SSM/I Daily Polar Gridded Brightness Temperatures data set has been updated through June 2008. Data set documentation and FTP data access are available from the data set documentation. http://nsidc.org/data/news.html#14oct08_icesat http://nsidc.org/data/news.html#14oct08_icesat Tue, 14 Oct 2008 10:10:00 MST Release-29 data for the Laser 3I time period (02 October 2007 to 05 November 2007) are available for the following products: GLA01 - GLA09 and GLA12 - GLA15. Release-29 incorporates significant and extensive changes to the atmosphere processing, additions and corrections to the waveform and elevation processing, and the incorporation of new tide models. http://nsidc.org/data/news.html#7oct08 http://nsidc.org/data/news.html#7oct08 Tue, 7 Oct 2008 11:30:00 MST Reprocessing is complete for all AMSR-E/Aqua Level-2B products. Data from 19 June 2002 (the start of the AMSR-E mission) to present are now Version 2, the validated or transitional version of the algorithm. http://nsidc.org/data/news.html#8oct08 http://nsidc.org/data/news.html#8oct08 Tue, 7 Oct 2008 11:30:00 MST Reprocessing is complete for all AMSR-E/Aqua Level-3 products. Data from 19 June 2002 (the start of the AMSR-E mission) to present are now Version 2, the validated or transitional version of the algorithm. http://nsidc.org/data/news.html#29sep08 http://nsidc.org/data/news.html#29sep08 Mon, 29 Sep 2008 11:30:00 MST NSIDC is pleased to announce a recent update to the Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I data set. The daily and monthly data have been updated and now span 26 October 1978 through 31 December 2007 for the northern and southern hemispheres. http://nsidc.org/data/news.html#16sep08 http://nsidc.org/data/news.html#16sep08 Tue, 16 Sep 2008 09:15:00 MST NSIDC is pleased to announce that sea ice concentrations from AMSR-E/Aqua Daily L3 12.5 km Brightness Temperatures, Sea Ice Concentration, and Snow Depth Polar Grids (AE_SI12) were created as .kml files for use in Earth browsers, such as Google Earth. These files include the latest 30-day, 60-day, and 90-day animations of the daily sea ice concentrations and sea ice extent in the Arctic. http://nsidc.org/data/news.html#15aug08 http://nsidc.org/data/news.html#15aug08 Fri, 15 Aug 2008 14:00:00 MST Reprocessing is underway for all AMSR-E Level 3 sea ice products with data from 19 June 2002, the start of the AMSR-E mission, and will continue through 5 July 2008. http://nsidc.org/data/news.html#11aug08 http://nsidc.org/data/news.html#11aug08 Mon, 11 Aug 2008 09:15:00 MST Release-28 data for the Laser 2C time period (18 May 2004 to 21 June 2004) are available for the following products: GLA01 to GLA09 and GLA12 to GLA15. This is the first public release of Laser 2C data. http://nsidc.org/data/news.html#05aug08 http://nsidc.org/data/news.html#05aug08 Tue, 05 Aug 2008 13:00:00 MST Due to an error in an ancillary data file, the following Version 2 AMSR-E Level 3 snow products were removed from NSIDC's archives: AMSR-E/Aqua Daily L3 Global Snow Water Equivalent EASE-Grids (AE_DySno); AMSR-E/Aqua 5-Day L3 Global Snow Water Equivalent EASE-Grids (AE_5DySno); AMSR-E/Aqua Monthly L3 Global Snow Water Equivalent EASE-Grids (AE_MoSno). http://nsidc.org/data/news.html#04aug08 http://nsidc.org/data/news.html#04aug08 Mon, 04 Aug 2008 12:00:00 MST As of 06 July 2008, Version 2 of AMSR-E Level 3 land, rain, ocean, snow, and sea ice products are now available at NSIDC, and are considered Transitional (T) or Validated (V). http://nsidc.org/data/news.html#31jul08 http://nsidc.org/data/news.html#31jul08 Thu, 31 Jul 2008 12:00:00 MST NSIDC has created and released the MODIS Interactive Subsetting Tool (MIST) for public use. NSIDC created MIST in order to provide users with a 7 km by 7 km subset time series of certain Version 5 (V005) MODIS products over the Greenland Climate Network (GC-Net) and the International Arctic Systems for Observing the Atmosphere (IASOA) stations. http://nsidc.org/data/news.html#24jul08 http://nsidc.org/data/news.html#24jul08 Thu, 24 Jul 2008 16:00:00 MST Release-28 data for the Laser 3J time period (17 February 2008 to 21 March 2008) are available for the following products: GLA01 to GLA09 and GLA12 to GLA15. This is the first public release of Laser 3J data. http://nsidc.org/data/news.html#20jun08 http://nsidc.org/data/news.html#20jun08 Fri, 20 Jun 2008 08:00:00 MST NSIDC has recently updated the Sea Ice Trends and Climatologies from SMMR and SSM/I data products. http://nsidc.org/data/news.html#09jun08 http://nsidc.org/data/news.html#09jun08 Mon, 09 Jun 2008 08:00:00 MST Data are now available through December 2007 for the Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I Passive Microwave data set. http://nsidc.org/data/news.html#02jun08 http://nsidc.org/data/news.html#02jun08 Mon, 02 Jun 2008 08:00:00 MST Reprocessed Release-28 data are now available for the Laser 1A time period (20 February 2003 to 21 March 2003) for the products GLA05-GLA09 and GLA12-GLA15. Previously these data were released as 228 in the new file naming convention, but they have now been processed to the highest level of processing at 428.