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Federal
Rock glaciers, Disko Island, Greenland, Version 1
National Aeronautics and Space Administration —
Disko Island (8600 km2) is situated west of central mainland Greenland. The island is part of the Tertiary volcanic province of West Greenland and is mainly made up... -
Federal
Rock glaciers on South Shetland Islands, Antarctic Peninsula, Version 1
National Aeronautics and Space Administration —
In the South Shetland Islands the investigators found eight active rock glaciers, no relict or fossil examples, and seven protalus ramparts. The rock glaciers are... -
Federal
Arctic Marine Transportation Program 1979-1986, Version 1
National Aeronautics and Space Administration —
The purpose of this program was to collect data relevant to developing year-round transportation capabilities in the Arctic Ocean. The US Maritime Administration...