Data Announcements
News and tips for data users
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The NASA IceBridge KT19 IR Surface Temperature data set now includes data for Arctic 2014. This data set contains surface temperature measurements of Arctic and Antarctic sea ice and land ice acquired using the KT19 pyrometer alongside the NASA Airborne Topographic Mapper (ATM) Instrument. For further information and to access the data from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), see the IceBridge KT19 IR Surface Temperature page.
New field campaign data from the Soil Moisture Active Passive Validation Experiment 2012 (SMAPVEX12) are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
The Antarctic Glaciological Data Center (AGDC) at NSIDC is pleased to announce the release of a new data set, West Antarctica Ice Core Data. This data set includes ice core water isotope data from Antarctic ice cores covering the last 200 to 2000 years.
The NASA IceBridge UAF Lidar Scanner L1B Geolocated Surface Elevation Triplets data set now includes data for 2013. This data set contains scanning laser altimetry data points of Alaska Glaciers acquired using the airborne University of Alaska Fairbanks (UAF) Glacier Lidar system. For further information and to access the data from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), see the IceBridge UAF Lidar Scanner L1B page.
The Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), is pleased to announce the release of a new data set: MEaSUREs Northern Hemisphere Terrestrial Snow Cover Extent Weekly 100km EASE-Grid 2.0.
The Nimbus Data Rescue Project, at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NASA DAAC), is pleased to announce that it has updated the Nimbus Image Dissector Camera System Visible Imagery L1, HDF5 data set with newly digitized imagery from the Nimbus 4 satellite. This update extends the archive to 8 April, 1971. Data Set DOI: https://doi.org/10.5067/NIMBUS/NmIDCS1H
The NASA IceBridge Paroscientific L1B Pressure Altimeter Time-Tagged Air Pressure data set is now updated to include data for 29 and 31 December 2008. This data set contains static pressure values for Antarctica using the Paroscientific Digiquartz Transmitter. For further information and to access the data from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), see the IceBridge Paroscientific L1B Pressure Altimeter catalog page.
The MEaSUREs InSAR-Based Ice Velocity of the Amundsen Sea Embayment, Antarctica data set is now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, consists of high-resolution, digital mosaics of ice motion in the Amundsen Sea Embayment and West Antarctica, including Pine Island, Thwaites, Haynes, Pope, Smith, and Kohler glaciers.
IceBridge DMS L1B Geolocated and Orthorectified Images for Arctic 2014 are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains Level-1B imagery taken from the Digital Mapping System (DMS) over Greenland and Antarctica. See the IceBridge DMS L1B catalog page for more information.
New IceBridge DMS Level-3 Photogrammetric DEM image data for Arctic 2012 and 2013 and Antarctica 2011, 2012, and 2013 are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). The data set contains gridded Digital Elevation Models (DEM) and orthorectified images of Greenland and Antarctica derived from Digital Mapping System (DMS) and Airborne Topographic Mapper (ATM) instrumentation. See the IceBridge DMS L3 Photogrammetric DEM page for more information.
The Antarctic Glaciological Data Center (AGDC) at NSIDC is pleased to announce the release of a new data set, Measurements of Trapped Air from Mullins Valley, Dry Valleys, Antarctica. These data describe the analyses of the elemental and isotopic composition of O2, N2, and Ar and total air content made on the trapped air from three shallow ice cores (<34m depth) collected during the 2009 field campaign to Mullins Valley of the Dry Valleys, Antarctica.
NASA IceBridge Radar L3 Tomographic Thickness Error data are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains Level-3 tomographic thickness error measurements derived from data captured by the Center for Remote Sensing of Ice Sheets (CReSIS) Multichannel Coherent Radar Depth Sounder (MCoRDS) instrument over areas including Greenland and Antarctica. See the Tomographic Thickness Error data catalog page for more information.;
Version 3 Aquarius L3 Gridded 1-Degree Soil Moisture data are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
This data set contains Level-3 gridded daily, weekly, monthly, seasonal, and annual global soil moisture estimates derived from the NASA Aquarius passive microwave radiometer on the Satélite de Aplicaciones Científicas (SAC-D).
Version 3 Aquarius L2 Swath Single Orbit Soil Moisture data are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
This data set contains Level-2 global soil moisture estimates derived from the NASA Aquarius passive microwave radiometer on the Satélite de Aplicaciones Científicas (SAC-D).
Land cover classifications and land cover masks in the EASE-Grid and EASE-Grid 2.0 projections are now available as data sets from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). These data provide land cover classifications and land classification masks derived from the Boston University MOD12Q1 V004 MODIS/Terra 1 km Land Cover Product. These data are available in various EASE-Grid and EASE-Grid 2.0 azimuthal and global projections, at various spatial resolutions ranging from 3 km to 100 km.
The MEaSUREs Greenland Surface Melt Daily 25km EASE-Grid 2.0 data set is now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, offers users a 25 km daily record of surface/near-surface melting on the Greenland Ice Sheet from 2 January 1979 to 31 December 2012. To access the data and documentation, visit the data set Web page at https://nsidc.org/data/nsidc-0533.
NASA IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles data for 2013 Antarctica are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains radar echograms taken from the Center for Remote Sensing of Ice Sheets (CReSIS) ultra Multichannel Coherent Radar Depth Sounder (MCoRDS) over land and sea ice in the Arctic and Antarctic. See the MCoRDS Radar L1B data catalog page for more information.
Lake Neusiedl (lake code NEUS) on the Austrian-Hungarian border has been added to the Global Lake and River Ice Phenology Database with data spanning 1931 through 2012. The Global Lake and River Ice Phenology Database contains freeze and thaw dates and other descriptive ice-cover data for 865 lakes and rivers around the world. This data can be accessed from the Global Lake and River Ice Phenology Database search interface.
NASA IceBridge MCoRDS Level-2 Ice Thickness data for 2012 and 2013 Antarctica are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains depth sounder measurements of elevation, surface, bottom, and thickness for Greenland and Antarctica taken from the Multichannel Coherent Radar Depth Sounder (MCoRDS). See the IceBridge MCoRDS L2 Ice Thickness catalog page for more information.
The Antarctic Glaciological Data Center (AGDC) at NSIDC is pleased to announce the release of a new data set, Synthesis of Thwaites Glacier Dynamics: Diagnostic and Prognostic Sensitivity Studies of a West Antarctic Outlet System. This data set consists of experimental output from a higher-order finite-element model that was utilized in conjunction with existing data sets to isolate essential physical processes affecting Thwaites Glacier in the Amundsen Sea Embayment (ASE) of West Antarctica.