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Há 1 dia · USGS (U.S. Geological Survey) National Geologic Map Database. U.S. Department of the Interior | U.S. Geological Survey Supported by the National Cooperative Geologic Mapping Program
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The National Geologic Map Database project (NGMDB) is a...
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USGS (U.S. Geological Survey) National Geologic Map...
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Download the PDF — "A Standard Format for the Digital...
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Explore, interact, and download geologic maps from the USGS...
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Maps. Our programs produce accurate geologic maps and 3-D geologic frameworks that provide critical data for sustaining and improving the quality of life and economic vitality of the Nation.
Explore, interact, and download geologic maps from the USGS National Geologic Map Database.
Query and order satellite images, aerial photographs, and cartographic products through the U.S. Geological Survey
15 de abr. de 2018 · The NGMDB is a distributed archive of geoscience information for the Nation, mandated by the Geologic Mapping Act of 1992. It provides access to geologic maps, reports, lexicon, standards, and workshop series.