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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
High Mountain Asia 8-meter DEMs Derived from Along-track Optical Imagery V001
National Aeronautics and Space Administration —
This data set contains 8-meter Digital Elevation Models (DEMs) of high mountain Asia glacier and snow regions generated from very-high-resolution commercial... -
Federal
Daily Snow Depth and SWE from GPS Signal-to-Noise Ratios, Version 1
National Aeronautics and Space Administration —
This data set consists of daily snow depths and snow-water equivalents (SWEs) estimated from GPS signal-to-noise ratios (SNRs). Snow depth is determined by... -
Federal
ATLAS/ICESat-2 L3A Ocean Surface Height V006
National Aeronautics and Space Administration —
This data set (ATL12) contains along-track sea surface height of the global open ocean, including the ice-free seasonal ice zone and near-coast regions. Estimates of... -
Federal
ATLAS/ICESat-2 L3A Sea Ice Height V006
National Aeronautics and Space Administration —
The data set (ATL07) contains along-track heights for sea ice and open water leads (at varying length scales) relative to the WGS84 ellipsoid (ITRF2014 reference... -
Federal
IceBridge Narrow Swath ATM L1B Qfit Elevation and Return Strength V001
National Aeronautics and Space Administration —
This data set contains spot elevation measurements of Greenland, Arctic, and Antarctic sea ice acquired using the NASA Airborne Topographic Mapper (ATM) 4CT3 narrow... -
Federal
AMSR-E/AMSR2 Unified L3 Global Daily 25 km EASE-Grid Snow Water Equivalent V001
National Aeronautics and Space Administration —
This AMSR-E/AMSR2 Unified Level-3 (L3) data set provides daily estimates of Snow Water Equivalent (SWE). SWE was derived from brightness temperature measurements... -
Federal
SMAPVEX12 In Situ Vegetation Data for Agricultural Area V001
National Aeronautics and Space Administration —
This data set contains in situ vegetation data collected at several agricultural sites as a part of the Soil Moisture Active Passive Validation Experiment 2012... -
Federal
AMSR-E/AMSR2 Unified L3 Daily 12.5 km Brightness Temperatures, Sea Ice Concentration, Motion & Snow Depth Polar Grids V001
National Aeronautics and Space Administration —
This data set reports average daily horizontally and vertically polarized brightness temperatures; sea ice concentrations; and snow depths over sea ice on 12.5 km... -
Federal
SMEX03 Ancillary Soil Characteristics Data, Oklahoma, Version 1
National Aeronautics and Space Administration —
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... -
Federal
CLPX-Ground: ISA Soil Moisture Measurements, Version 1
National Aeronautics and Space Administration —
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... -
Federal
Glacial and Fast Ice Distributions in Southeast Greenland Fjords V001 NGDA
National Aeronautics and Space Administration —
This data set provides spatial distributions of fast ice and glacial ice in eight fjords spanning the Southeast Greenland coast: Nansen, Kangerlusruaq, Ikertivaq,... -
Federal
IceBridge LVIS L2 Geolocated Surface Elevation Product V001
National Aeronautics and Space Administration —
This data set contains surface elevation data over Greenland, Alaska, and Antarctica, measured by the NASA Land, Vegetation, and Ice Sensor (LVIS), an airborne lidar... -
Federal
SnowEx20 Grand Mesa IOP BSU 1 GHz Multi-polarization GPR CMP Snow Water Equivalent V001
National Aeronautics and Space Administration —
This data set was collected during the SnowEx 2020 Intensive Observation Period (IOP) in Grand Mesa, Colorado. These data contain snow water equivalent (SWE)... -
Federal
SnowEx20-21 QSI Lidar DEM 0.5m UTM Grid V001
National Aeronautics and Space Administration —
This data set is part of the SnowEx 2021 campaign and provides bare Earth digital elevation models (DEM) acquired by a scanning lidar system at a 0.5 m spatial... -
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
Aquarius L3 Weekly Polar-Gridded Landscape Freeze/Thaw Data V005
National Aeronautics and Space Administration —
This Level-3 (L3) data set includes weekly Northern Hemisphere landscape freeze/thaw (FT) data derived from L-band radiometer brightness temperature observations,... -
Federal
SnowEx20-21 QSI Lidar Snow Depth 3m UTM Grid V001
National Aeronautics and Space Administration —
This data set is part of the SnowEx 2020 and SnowEx 2021 campaigns and provides snow depth values at a 3.0 m spatial resolution, derived from point cloud digital... -
Federal
High Mountain Asia ASCAT Freeze/Thaw/Melt Status V001
National Aeronautics and Space Administration —
This data set contains bulk landscape frozen or thawed status over seasonally frozen land, as well as snowmelt status over glacierized areas for the High Mountain... -
Federal
SnowEx23 Laser Snow Microstructure Specific Surface Area Data V001
National Aeronautics and Space Administration —
Preliminary: This data set reports vertical profiles of snow reflectance and specific surface area (SSA) in Alaska, USA, in two regions, the Fairbanks region...