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Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Land Surface
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution land surface digital elevation model (DEM) derived from U.S. Geological Survey (USGS) 30 arc-second SRTM30 gridded DEM data created from the... -
Federal
Datasets managed by the NSF Arctic Data Center and archived at the NOAA National Centers for Environmental Information
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Science Foundation (NSF) Arctic Data Center (ADC) preserves and provides access to multi-disciplinary NSF-funded global cryosphere-land-ocean-atmosphere... -
Federal
Tropic of Cancer
National Oceanic and Atmospheric Administration, Department of Commerce —
The Tropic of Cancer lies at 23d 26' 22" (23.4394 degrees) north of the Equator and marks the most northerly latitude at which the sun can appear directly overhead at... -
Federal
ADIS/I-94: Monthly, Quarterly, and Annual Visitror Arrivals (Volume)
Department of Commerce —
U.S. volume visitation data (from overseas/all modes and Mexico/air and sea) are collected and reported by the National Travel and Tourism Office\'s (NTTO) ADIS/I-94... -
Federal
World Magnetic Model High Resolution 2025
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model High Resolution is a more detailed, accurate depiction of the geomagnetic field than the World Magnetic Model (WMM) because it has more... -
Federal
Monthly Tourism Statistics: Outbound Travel by World Regions
Department of Commerce —
Monthly U.S. citizen departures are collected and reported in Tourism Industries U.S. International Air Travel Statistics (I-92 data) Program. -
Federal
Prime Meridian
National Oceanic and Atmospheric Administration, Department of Commerce —
The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0 degrees. The Prime Meridian and its opposite, the Antimeridian (at... -
Federal
Coastal Digital Elevation Models (DEMs)
National Oceanic and Atmospheric Administration, Department of Commerce —
Digital elevation models (DEMs) of U.S. and other coasts that typically integrate ocean bathymetry and land topography. The DEMs support NOAA's mission to understand... -
Federal
World Magnetic Model 2025
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model is the standard model used by the U.S. Department of Defense, the U.K. Ministry of Defence, the North Atlantic Treaty Organization (NATO) and... -
Federal
International Macroeconomic Data Set
Department of Agriculture —
The International Macroeconomic Data Set provides data from 1969 through 2030 for real (adjusted for inflation) gross domestic product (GDP), population, real... -
Federal
US Historic Declination Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
This programs derives a table of secular change in magnetic declination for a specified point in the conterminous United States. It utilizes the USD polynomial and... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Bathymetry: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution bathymetric digital elevation model (DEM) grayscale hillshade of the ocean floor. Derived from the SRTM30+ v11 dataset produced at Scripps... -
Federal
NOAA/WDS Paleoclimatology - PAGES2k Common Era Surface Temperature Reconstructions
National Oceanic and Atmospheric Administration, Department of Commerce —
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for... -
Federal
Ionosonde Stations
National Oceanic and Atmospheric Administration, Department of Commerce —
Ionograms are recorded tracings of reflected high frequency radio pulses generated by an ionosonde. Unique relationships exist between the sounding frequency and the... -
Federal
NCEI Standard Product: World Ocean Database (WOD)
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Ocean Database (WOD) is the world's largest publicly available uniform format quality controlled ocean profile dataset. Ocean profile data are sets of... -
Federal
EMAG2: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of our previous candidate... -
Federal
PETROS - Worldwide Databank of Major Element Chemical Analyses of Igneous Rocks
National Oceanic and Atmospheric Administration, Department of Commerce —
PETROS is a worldwide data bank of major element chemical analyses of igneous rocks compiled for research and teaching purposes by Dr. Felix Mutschler and Staff at... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Land Surface: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution land surface digital elevation model (DEM) grayscale hillshade. Derived from the SRTM30+ v11 dataset produced at Scripps Institution of... -
Federal
U.S. Virgin Islands Coastal Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated...
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