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51. The Blue Marble: NASA True Color Imagery at 1km Resolution [NASA_BLUE_MARBLE]
The NASA Blue Marble features a series of consistently processed datasets (land, sea ice and clouds)from TERRA Moderate Resolution Imaging Spectroradiometer (MODIS) and related datasets (topography, ...


52. Winter Cloud Experiment (WINCE) MODIS Airborne Simulator (MAS) Level-1B Data Products [LAADS_MAS_WINCE]
The objective of the Winter Cloud Experiment (WINCE) campaign was to improve remote detection of thin cirrus and thick scattered clouds over snow and ice by studying their radiative properties. In ...


53. ALASKA-April95 MODIS Airborne Simulator (MAS) Level-1B Data Products [LAADS_MAS_ALASKA95]
The objective of the ALASKA-April95 campaign was to use remotely sensed data to map snow and ice and make measurements of first-year and multi-year sea ice over Central and Northern Alaska and the ...


54. ALOS_PALSAR_SCENE_L1.0 [ALOS_PALSAR_SCENE_L1.0_1]
ALOS PALSAR Level 1.0


55. ALOS_PALSAR_SCENE_L1.1 [ALOS_PALSAR_SCENE_L1.1_1]
ALOS PALSAR Level 1.1


56. ALOS_PALSAR_SCENE_L1.5 [ALOS_PALSAR_SCENE_L1.5_1]
ALOS PALSAR Level 1.5


57. Antarctic Ice Velocity Data [NSIDC-0070]
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, ...


58. Greenland Airborne Precision Elevation Survey (GRAPES) Data Collected by NASA's Airborne Topographic Mapper (ATM) [NASA_WFF_OSB_ATM_GRAPES]
Ice sheet elevation data are collected over Greenland with NASA's Airborne Topographic Mapper (ATM). The data are known as the Greenland Airborne Precision Elevation Survey (GRAPES). The ATM ...


59. Ice Altimetry Data for Greenland and Antarctica from NASA Goddard Space Flight Center [NASA_GSFC_OIB_ICE_ALTIMETRY]
The Oceans and Ice Branch of NASA's Goddard Space Flight Center has processed satellite radar altimetry and aircraft laser altimetry over the continental ice sheets of Greenland and Antarctica ...


60. Images of Antarctic Ice Shelves [NSIDC-0102]
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 ...


61. ASTER On-Demand L2 Polar Surface and Cloud Classification V003 [AST13POL_V003]
Decommissioned product. This product has been discontinued. The ASTER On-Demand Level-2 Polar Surface and Cloud Classification product provides a classification map discriminating between different ...


62. BOREAS AES Five-day Averaged Surface Meteorological and Upper Air Data [doi:10.3334/ORNLDAAC/236_1]
Contains 5-day averages of hourly and daily data from 23 meteorological stations across Canada along with full-resolution upper air measurements from 1 station in The Pas, Manitoba.


63. BOREAS Derived Surface Meteorological Data [doi:10.3334/ORNLDAAC/249_1]
Contains surface meteorology data merged/interpolated from four BOREAS sites for the years 1994, 1995, and 1996.


64. BOREAS HYD-03 Subcanopy Meteorological Data [doi:10.3334/ORNLDAAC/265_1]
This table contains the sub-canopy meteorological data collected by HYD-3.


65. BOREAS RSS-08 BIOME-BGC Model Simulations at Tower Flux Sites in 1994 [doi:10.3334/ORNLDAAC/295_1]
BIOME-BGC is a general ecosystem process model designed to simulate biogeochemical and hydrologic processes across multiple scales. BIOME-BGC is used to estimate daily water and carbon budgets for ...


66. AVHRR Leads-ARI Polar Gridded Brightness Temperatures [NSIDC-0026]
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 ...


67. AVHRR Polar Pathfinder Twice-Daily 25 km EASE-Grid Composites [NSIDC-0094]

This data set is no longer available because of errors in the data. See the Error Sources ...



68. AVHRR Polar Pathfinder Twice-Daily 5 km EASE-Grid Composites [NSIDC-0066]

This data set is no longer available due to errors in the data. See the Error Sources section ...



69. Arctic Sea Ice Freeboard and Thickness [NSIDC-0393]
This data set provides measurements of sea ice freeboard and sea ice thickness for the Arctic region. The data were derived from measurements made by from the Ice, Cloud, and land Elevation Satellite ...


70. BOREAS Follow-On DSP-04 1994 ERS-1 Level-4 Landscape Freeze/Thaw Maps, Ver. 1.0 [doi:10.3334/ORNLDAAC/590_1]
The BOREAS DSP-4 team acquired and analyzed imaging radar data from the ESA's ERS-1 over a complete annual cycle at the BOREAS sites in Canada in 1994 to detect shifts in radar backscatter related ...


71. BOREAS RSS-08 Snow Maps Derived from Landsat TM Imagery [doi:10.3334/ORNLDAAC/428_1]
The BOREAS RSS-08 team utilized Landsat TM images to perform mapping of snow extent over the SSA. This data set consists of two Landsat TM images which were used to determine the snow-covered pixels ...


72. Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS [NSIDC-0079]
This sea ice concentration data set was derived using measurements from the Scanning Multichannel Microwave Radiometer (SMMR) on the Nimbus-7 satellite and from the Special Sensor Microwave/Imager ...


73. MEaSUREs Greenland Ice Velocity: Selected Glacier Site Velocity Maps from InSAR [NSIDC-0481]
This data set is part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program. This data set provides maps of glacier outlet areas, some of which have shown ...


74. MEaSUREs InSAR-Based Ice Velocity of the Amundsen Sea Embayment, Antarctica [NSIDC-0545]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, provides high-resolution, digital mosaics of ice motion in the Amundsen Sea Embayment ...


75. Polar Pathfinder Daily 25 km EASE-Grid Sea Ice Motion Vectors [NSIDC-0116]
This data set provides daily sea ice motion vectors derived from a wide variety of sensors in both gridded and non-gridded (raw) files. For the gridded data, weekly and monthly mean fields are also ...


76. Polar Stereographic Valid Ice Masks Derived from National Ice Center Monthly Sea Ice Climatologies [NSIDC-0622]
These valid ice masks provide a way to remove spurious ice caused by residual weather effects and land spillover in passive microwave data. They are derived from the National Ice Center Arctic Sea ...


77. Pre-ABoVE: Arctic Vegetation Plots, Willow Communities, North Slope, Alaska, 1997 [doi:10.3334/ORNLDAAC/1368_1]
This data set provides environmental, soil, and vegetation data collected in July and August 1997 from 85 study plots in willow shrub communities located along a north-south transect from the Brooks ...


78. Pre-ABoVE: Ground-penetrating Radar Measurements of ALT on the Alaska North Slope [doi:10.3334/ORNLDAAC/1265_1]
This data set includes estimates of permafrost Active Layer Thickness (ALT; cm), and calculated uncertainties, derived using a ground-penetrating radar (GPR) system in the field in August 2014 near ...


79. Pre-ABoVE: Remotely Sensed Active Layer Thickness, Barrow, Alaska, 2006-2011 [doi:10.3334/ORNLDAAC/1266_1]
Active layer thickness (ALT) is a critical parameter for monitoring the status of permafrost that is typically measured at specific locations using probing, in situ temperature sensors, or other ground-based ...


80. Pre-ABoVE: Remotely Sensed Active Layer Thickness, Prudhoe Bay, Alaska, 1992-2000 [doi:10.3334/ORNLDAAC/1267_1]
Active layer thickness (ALT) is a critical parameter for monitoring the status of permafrost that is typically measured at specific locations using probing, in situ temperature sensors, or other ground-based ...


81. Pre-IceBridge ATM L2 Icessn Elevation, Slope, and Roughness [BLATM2]
The NASA Pre-IceBridge ATM Level-2 Icessn Elevation, Slope, and Roughness (BLATM2) data set contains resampled and smoothed elevation measurements of Arctic and Antarctic sea ice, and Greenland, Antarctic ...


82. Pre-IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles [BRMCR1B]
The Pre-IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles (BRMCR1B) data set contains Arctic and Antarctic radio echo-sounding measurements taken from the Multichannel Coherent Radar Depth ...


83. Pre-IceBridge MCoRDS L2 Ice Thickness [BRMCR2]
The NASA Pre-IceBridge MCoRDS Level-2 Ice Thickness (BRMCR2) data set contains depth sounder measurements over Greenland and Antarctica taken from the Multichannel Coherent Radar Depth Sounder (MCoRDS). ...


84. Program for Arctic Regional Climate Assessment (PARCA) Data Sets [NSIDC-0095]
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 ...


85. RAMP AMM-1 SAR Image Mosaic of Antarctica [NSIDC-0103]
The mosaic provides a detailed look at ice sheet morphology, rock outcrops, research infrastructure, the coastline, and other features of Antarctica, as well as representing calibrated radar backscatter ...


86. Radarsat Antarctic Mapping Project Digital Elevation Model [NSIDC-0082]
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.


87. MEaSURES Greenland Ice Mapping Project (GIMP) Digital Elevation Model [NSIDC-0645]
This data set consists of an enhanced resolution digital elevation model (DEM) for the Greenland Ice Sheet. It was constructed by combining ASTER and SPOT 5 DEMs over the ice sheet periphery and margin ...


88. MEaSURES Annual Greenland Outlet Glacier Terminus Positions from SAR Mosaics [NSIDC-0642]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, provides Greenland outlet glacier terminus positions created from MEaSUREs Synthetic ...


89. MEaSUREs Global Record of Daily Landscape Freeze/Thaw Status [NSIDC-0477]
The MEaSUREs Global Record of Daily Landscape Freeze/Thaw Status, Version 3 data set is a global record of the daily freeze/thaw (F/T) status of the landscape derived from satellite observations of ...


90. MEaSUREs InSAR-Based Ice Velocity Maps of Central Antarctica: 1997 and 2009 [NSIDC-0525]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, consists of two high-resolution digital mosaics of ice motion in Central Antarctica. ...


91. MEaSUREs MODIS Mosaic of Greenland 2005 (MOG2005) Image Map [NSIDC-0547]
This data set consists of two digital image maps for Greenland: the 2005 MOG Surface Morphology Image Map and the 2005 MOG Grain Size Image Map. The image maps are constructed from MODIS imagery acquired ...


92. Nimbus-5 ESMR Polar Gridded Sea Ice Concentrations [NSIDC-0009]
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 ...


93. ISLSCP II ECMWF Near-Surface Meteorology Parameters [doi:10.3334/ORNLDAAC/1222_1]
This data set for the ISLSCP Initiative II data collection provides meteorology data with fixed, monthly, monthly-6-hourly, 6-hourly, and 3-hourly temporal resolutions. The data were derived from ...


94. ISLSCP II Northern Hemisphere Monthly Snow Cover Extent [doi:10.3334/ORNLDAAC/982_1]
This ISLSCP data set is derived from the National Snow and Ice Data Center (NSIDC) Northern Hemisphere EASE-Grid Weekly Snow Cover and Sea Ice Extent product which combines snow cover and sea ice ...


95. Lund-Potsdam-Jena Wetland Hydrology and Methane DGV Model (LPJ-WHyMe v1.3.1) [doi:10.3334/ORNLDAAC/1150_1]
This model product provides the Fortran 77 source code for the Lund-Potsdam-Jena (LPJ) Wetland Hydrology and Methane Dynamic Global Vegetation Model (LPJ-WHyMe v1.3.1), auxiliary C++ routines, ASCII ...


96. Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent [NSIDC-0046]
This data set is generated from brightness temperature data derived from the following sensors: SMMR, DMSP -F8, -F11 and -F13, SSM/Is, and SSMIS. The data are provided in the polar stereographic projection ...


97. Canadian Meteorological Centre (CMC) Daily Snow Depth Analysis Data [NSIDC-0447]
This data set consists of a Northern Hemisphere subset of the Canadian Meteorological Centre (CMC) operational global daily snow depth analysis. Data include daily analysed snow depths from 1998 through ...


98. EASE-Grid Sea Ice Age [NSIDC-0611]
This data set provides weekly estimates of sea ice age for the Arctic Ocean from remotely sensed sea ice motion and sea ice extent.


99. Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data [NSIDC-0051]
This data set is generated from brightness temperature data and is designed to provide a consistent time series of sea ice concentrations spanning the coverage of several passive microwave instruments.The ...


100. Coordinated Eastern Arctic Experiment (CEAREX) Data [NSIDC-0020]
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 ...


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