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Federal
Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extent Polygons, Revision 02
National Aeronautics and Space Administration —
The Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extent Polygons, Revision 02 is an update to Revision 01, which included new settlements and... -
Federal
Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extents Grid
National Aeronautics and Space Administration —
The Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extents Grid distinguishes urban and rural areas based on a combination of population counts... -
Federal
ASO L4 Lidar Snow Depth 3m UTM Grid V001
National Aeronautics and Space Administration —
This data set contains 3 m gridded snow depths derived from airborne light detection and ranging, or lidar, measurements of surface elevations. The data were... -
Federal
SMALL MAIN-BELT ASTEROID SPECTROSCOPIC SURVEY, PHASE II
National Aeronautics and Space Administration —
This data set contains visible-wavelength (0.435-0.925 micron) spectra for 1341 main-belt asteroids observed during the second phase of the Small Main-belt Asteroid... -
Federal
Large Quasar Astrometric Catalog, 3rd Release
National Aeronautics and Space Administration —
Since the release of the original Large Quasar Astrometric Catalog (LQAC: Souchay et al. 2009, A&A, 494, 815), a large number of quasars have been discovered... -
Federal
AKARI/FIS All-Sky Survey Bright Source Catalog, Version 1
National Aeronautics and Space Administration —
The AKARI Infrared Astronomical Satellite observed the whole sky in the far-infrared (50-180 microns or um) and the mid-infrared (9 and 18 um) between May 2006 and... -
Federal
Menter k-omega SST Turbulence Model
National Aeronautics and Space Administration —
This web page gives detailed information on the equations for various forms of the Menter shear stress transport (SST) turbulence model. -
Federal
Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Settlement Points
National Aeronautics and Space Administration —
The Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Settlement Points contains geospatial location for selected settlements. This data set is produced by the... -
Federal
2010 Environmental Performance Index (EPI)
National Aeronautics and Space Administration —
The 2010 Environmental Performance Index (EPI) ranks 163 countries on environmental performance based on twenty-five indicators grouped within ten core policy... -
Federal
RADARSAT-1_LEVEL1
National Aeronautics and Space Administration —
RADARSAT-1 Level 1 Amplitude Images -
Federal
MODIS/Terra Land Surface Temperature/Emissivity 8-Day L3 Global 1km SIN Grid V006
National Aeronautics and Space Administration —
The MOD11A2 Version 6 data product was decommissioned on July 31, 2023. Users are encouraged to use the MOD11A2 Version 6.1 data product.The MOD11A2 Version 6 product... -
Federal
ASTEROID PHOTOMETRIC CATALOG V1.1
National Aeronautics and Space Administration —
The Asteroid Photometric Catalog (3rd update), Lagerkvist, et.al., 1993 [LAGERKVISTETAL1993], is a compilation of all asteroid lightcurve photometry published up to... -
Federal
Voyager 2 Plasma Wave Subsystem (PWS), 16-Channel Spectrum Analyzer Data
National Aeronautics and Space Administration —
This data set contains Voyager 2 Plasma Wave Subsystem (PWS) electric field 16-channel Spectrum Analyzer (SA) data for the entire mission in calibrated CDF files. As... -
Federal
Solid-State Thermionic Nuclear Power for Megawatt Propulsion, Planetary Surface and Commercial Power Project
National Aeronautics and Space Administration —
Thermionic (TI) power conversion is a promising technology first investigated for power conversion in the 1960’s, and of renewed interest due to modern advances... -
Federal
Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Population Count Grid
National Aeronautics and Space Administration —
The Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Population Count Grid estimates human population for the years 1990, 1995, and 2000 by 30 arc-second (1... -
Federal
MODIS/Terra Vegetation Continuous Fields Yearly L3 Global 250m SIN Grid V061
National Aeronautics and Space Administration —
The MOD44B Version 6.1 Vegetation Continuous Fields (VCF) yearly product is a global representation of surface vegetation cover as gradations of three ground cover... -
Federal
Canadian Ice Service Arctic Regional Sea Ice Charts in SIGRID-3 Format, Version 1
National Aeronautics and Space Administration —
The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, forecasting, and climate research. The ice charts are created... -
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
California Cooperative Oceanic Fisheries Investigations (CalCOFI)
National Aeronautics and Space Administration —
The California Cooperative Oceanic Fisheries Investigations (CalCOFI) -
Federal
SNPP VIIRS High Resolution Level 3 monthly aerosol data, 0.1x0.1 degree grid Version 001 (AER_DBDT_M10KM_L3_VIIRS_SNPP) at GES DISC
National Aeronautics and Space Administration —
This High-Resolution (0.1 x 0.1 degree) Level 3 monthly Aerosol Optical Depth (AOD) product is generated by combining two Visible Infrared Imaging Radiometer Suite...