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Federal
Maritime Limits and Boundaries of United States of America NGDA recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA is responsible for depicting on its nautical charts the limits of the 12 nautical mile Territorial Sea, 24 nautical mile Contiguous Zone, and 200 nautical mile... -
Federal
Minimal offshore extent of ice-bearing (subsea) permafrost on the U.S. Beaufort Sea margin recent views
Department of the Interior —
The present-day distribution of subsea permafrost beneath high-latitude continental shelves has implications for sea level rise and climate change since the Last... -
County
Pittsburgh Neighborhood Atlas, 1977 recent views
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This compilation includes five historical datasets that are part of the University of Pittsburgh Library collection. The datasets were transcribed from The... -
Federal
1970's Mosaic of Aerial Photography of the Salt River Bay National Historical Park and Ecological Preserve recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial photographs taken by NOAA's National Geodetic Survey during 1977 and 1971 were mosaicked and orthorectified by the Biogeography Branch resulting in a single... -
Federal
Buzzards Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83). recent views
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
Federal
Buzzards Bay: continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf, (32-bit GeoTIFF, UTM 19 NAD 83, NAVD 88 vertical datum). recent views
Department of the Interior —
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and... -
Federal
1970's Mosaic of Aerial Photography of the Salt River Bay National Historical Park and Ecological Preserve, St. Croix, USVI recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial photographs taken by NOAA's National Geodetic Survey during 1977 and 1971 were mosaicked and orthorectified by the Biogeography Program resulting in a single...