|Searched for: GEM Subject is Social studies -- Geography
|Results 501 - 505 of 793
Search the 2-minute gridded global relief data and images to get ocean and land areas, 30-second gridded land topography, or archived 5-minute gridded global relief data for your area of choice. Read the geographic...
Defines geodesy and introduces the National Geodetic Survey. View a tutorial on the history, elements and modern methods of geodesy. Applications of mapping are illustrated: determining land boundaries and shorelines;...
This resource describes the rocky intertidal habitats of the Monterey Bay National Marine Sanctuary and their biological diversity, distribution patterns, temporal changes, links to other habitats and assemblages, and...
The Southern California Eathquake Center features a variety of links to information on recent and historic earthquakes and faults, as well as seismological data from analog and digital stations and instruments....
The Southern California Integrated GPS Network (SCIGN), which operates a network of 250 continuously-operating Global Positioning System (GPS) stations, provides access to a variety of high-level GPS data products,...
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