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Federal
Airborne Gravity Data - Gravity for the Redefinition of the American Vertical Datum (GRAV-D) NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Gravity for the Re-definition of the American Vertical Datum (GRAV-D) is a project initiated by NOAA's National Geodetic Survey to collect and monitor gravity data... -
Federal
Shape index GeoTIFF grids from satellite gravity for the United States, Canada, and Australia
Department of the Interior —
A derivative product called a 'shape index' was calculated from satellite gravity data acquired from the gravity field and steady-state Ocean Circulation Explorer...