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    FederalUSGS Water-Quality Data for the Nation - National Water Information System (NWIS)Department of the Interior — The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the...
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    FederalUSGS Water Use Data for the Nation - National Water Information System (NWIS)Department of the Interior — The U.S. Geological Survey's National Water-Use Information Program is responsible for compiling and disseminating the nation's water-use data. The USGS works in...
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    FederalASTER Global Digital Elevation Model V003National Aeronautics and Space Administration — The Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Global Digital Elevation Model (GDEM) Version 3 (ASTGTM) provides a global digital...
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    FederalUSGS Surface-Water Data for the Nation - National Water Information System (NWIS)Department of the Interior — The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the...
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    FederalMultibeam Bathymetry Database (MBBDB) NGDANational Oceanic and Atmospheric Administration, Department of Commerce — Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat...
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    FederalUSGS Groundwater Data for the Nation - National Water Information System (NWIS)Department of the Interior — The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the...
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    FederalMultistate Capture and Search Data from the Southern Beaufort Sea Polar Bear Subpopulation in Alaska, 2001-2016Department of the Interior — This data release contains two tables of information on polar bear distributions in the southern Beaufort Sea during spring, from 2001 to 2016. One table provides...
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    FederalTIGER/Line Shapefile, 2018, nation, U.S., Current County and Equivalent National ShapefileU.S. Census Bureau, Department of Commerce — The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master...
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    FederalA Global Database of Gas Fluxes from Soils after Rewetting or Thawing, Version 1.0National Aeronautics and Space Administration — This database contains information compiled from published studies on gas flux from soil following rewetting or thawing. The resulting database includes 222 field and...
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    FederalCircum-Arctic Resource Appraisal (north of the Arctic Circle) Assessment UnitsDepartment of the Interior — The Assessment Unit is the fundamental unit used in the World Petroleum Resources Project. The Assessment Unit is defined within the context of the higher-level Total...
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    FederalAMSR-E/Aqua 5-Day L3 Global Snow Water Equivalent EASE-Grids V002National Aeronautics and Space Administration — These Level-3 Snow Water Equivalent (SWE) data sets contain SWE data and quality assurance flags mapped to Northern and Southern Hemisphere 25 km Equal-Area Scalable...
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    FederalNOS Hydrographic Surveys Collection NGDANational Oceanic and Atmospheric Administration, Department of Commerce — The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe...
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    FederalMODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Day V061 NGDANational Aeronautics and Space Administration — This global Level-3 (L3) data set provides daily daytime sea ice extent and ice surface temperature derived from the 'MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km'...
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    FederalOblique Photographs Taken During Low-Altitude Transects of the Arctic Network of National Park Units and Selawik National Wildlife Refuge, Alaska, July 2013Department of the Interior — This dataset contains aerial oblique digital photos taken of the arctic landscape during low altitude photo survey transects in northwest Alaska, July 2013. Three...
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    FederalMODIS/Terra Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day V061 NGDANational 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...
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    FederalMEaSUREs Global Record of Daily Landscape Freeze/Thaw Status V005National Aeronautics and Space Administration — This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, contains a global record of the daily...
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    FederalAerial Images of Alaska's Arctic Coastal Plain, 1974-1979Department of the Interior — This dataset is comprised of 11 geo-referenced aerial images of two study areas (Teshekpuk Lake Special Area and the Chipp River) in the National Petroleum Reserve -...
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    FederalAerial Images of Alaska's Arctic Coastal Plain, 1948-1949Department of the Interior — This dataset is comprised of 35 geo-referenced aerial images of four study areas (Teshekpuk Lake Special Area, Chipp River, Colville River Delta, and Dalton Highway...
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    FederalSoil Temperature Station Data from Permafrost Regions of Russia (Selection of Five Stations), 1915 - 2000, Version 1National Aeronautics and Space Administration — This data set includes soil temperature data from boreholes located at five stations in Russia: Yakutsk, Verkhoyansk, Pokrovsk, Isit', and Churapcha. The data have...
