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Federal
SMAPVEX19-22 Massachusetts Lidar Derived Digital Surface Model V001
National Aeronautics and Space Administration —
These data consist of ground surface elevations derived from source lidar measurements collected in April and August 2022 in the vicinity of Petersham, MA during the... -
Federal
SnowEx23 Airborne Lidar Scans Raw V001
National Aeronautics and Space Administration —
This data set provides raw lidar data from two regions of Alaska, USA collected as part of the NASA SnowEx 2023 field campaign. The study sites include a boreal... -
Federal
SMAP L4 Global 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants V007
National Aeronautics and Space Administration —
SMAP Level-4 (L4) surface and root zone soil moisture data are provided in three products: * SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil... -
Federal
MODIS/Aqua Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day V061 NGDA
National Aeronautics and Space Administration —
This global Level-3 (L3) data set provides Northern and Southern Hemisphere maps of sea ice extent and ice surface temperature. The maps are generated by compositing... -
Federal
SMEX03 Landsat Thematic Mapper NDVI and NDWI: Oklahoma, Version 1
National Aeronautics and Space Administration —
This Normalized Difference Vegetation Index (NDVI) and Normalized Difference Water Index (NDWI) data set was developed from Landsat 5 Thematic Mapper (TM) data for... -
Federal
MEaSUREs Greenland Image Mosaics from Sentinel-1A and -1B V004
National Aeronautics and Space Administration —
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, consists of 6-day and 12-day 50 m resolution... -
Federal
MODIS/Aqua Snow Cover 8-Day L3 Global 500m SIN Grid V061 NGDA
National Aeronautics and Space Administration —
This global Level-3 (L3) data set provides the maximum snow cover extent (SNE) observed over an eight-day period within 10° x 10° MODIS sinusoidal grid tiles. Tiles... -
Federal
SnowEx23 CRREL Ground Penetrating Radar Raw V001
National Aeronautics and Space Administration —
This data set contains the results of 1 GHz ground-penetrating radar surveys conducted in Alaska, USA as part of the NASA SnowEx 2023 field campaign. The study site... -
Federal
SMAP Enhanced L3 Radiometer Global and Polar Grid Daily 9 km EASE-Grid Soil Moisture V006
National Aeronautics and Space Administration —
This enhanced Level-3 (L3) soil moisture product provides a composite of daily estimates of global land surface conditions retrieved by the Soil Moisture Active... -
Federal
MEaSUREs ITS_LIVE Antarctic Quarterly 1920 m Ice Shelf Height Change and Basal Melt Rates, 1992-2017 V001
National Aeronautics and Space Administration —
This ITS_LIVE data set, part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, includes quarterly estimates of Antarctic... -
Federal
DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures V006
National Aeronautics and Space Administration —
This data set provides daily gridded brightness temperatures derived from passive microwave sensors and distributed in a polar stereographic projection. NSIDC... -
Federal
High Mountain Asia 2 m DEM, Surface Velocity, and Lagrangian Surface Mass Balance for Select Debris Covered Glaciers V001
National Aeronautics and Space Administration —
This High Mountain Asia data set contains 2 m resolution digital elevation models (DEMs), surface velocities, surface mass balance (SMB) rates, and SMB uncertainties... -
Federal
SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data V007
National Aeronautics and Space Administration —
SMAP Level-4 (L4) surface and root zone soil moisture data are provided in three products: * SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil... -
Federal
Global Annual Freezing and Thawing Indices, Version 1
National Aeronautics and Space Administration —
The total annual freezing and thawing indices are defined as thecumulative number of degree-days when air temperatures are below andabove zero degrees Celsius. The... -
Federal
IceBridge Sander AIRGrav L1B Geolocated Free Air Gravity Anomalies V002
National Aeronautics and Space Administration —
This data set contains gravity measurements, including acceleration data in three orthogonal directions, from the Sander Geophysics AIRGrav airborne gravity system.... -
Federal
SnowEx20-21 QSI Lidar DEM 3m UTM Grid V001
National Aeronautics and Space Administration —
This data set is part of the SnowEx 2020 and SnowEx 2021 campaigns and provides bare Earth digital elevation models (DEM) acquired by a scanning lidar system at a 3.0... -
Federal
SMEX04 Vegetation Data, Arizona, Version 1
National Aeronautics and Space Administration —
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... -
Federal
Soil Moisture Active Passive (SMAP) L4 Carbon Ancillary Soil Organic Carbon Restart File V001
National Aeronautics and Space Administration —
This ancillary SMAP product contains the yearly soil organic carbon (SOC) restart file. This file contains the area density of SOC at the start of the year, which is...