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Topography
The shape of the land surface.
Subtopics:
Bathymetry (25 items)
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Results 31 - 40 of 60 listed alphabetically [list by similarity]
PDF National Enhanced Elevation Assessment at a glance [More info]
We asked what enhanced elevation data people need, what would be the costs and benefits, and what would be the best ways to obtain these data.
National Geospatial Technical Operations Center [More info]
Organizational unit within USGS supporting acquisition and management of trusted geospatial data, products, and services needed for The National Map, the National Atlas, and related efforts.
National geologic studies of benthic habitats, northeastern United States : Stellwagen Bank National Marine Sanctuary Region off Boston, Massachusetts [More info]
Geological research of the Stellwagen Bank National Marine Sanctuary sea floor are presented in the form of maps, posters, fact sheets, sonar images, and bottom photographs.
Northern Gulf of Mexico ecosystem change and hazard susceptibility [More info]
Map interfaces and data in the area offshore Louisiana, Mississippi, and Alabama which was affected most by hurricane Katrina and, more recently, the oil spill.
Pacific Seafloor Mapping Project [More info]
Homepage for the Pacific Sea floor Mapping Project with links to images, downloadable data, applications, fly-by movies, products, publications, and contacts for studies of San Francisco Bay, Puget Sound, Lake Tahoe, and other Pacific areas.
River inventory and monitoring [More info]
Links to science programs on upper Midwest river inventory and monitoring with links to databases on macroinvertebrates, fisheries, vegetation, water quality, bathymetry, floodplain forest, wildlife, sediment, contaminants and nutrients.
Rocky Mountain Mapping Center [More info]
Home page for the USGS Rocky Mountain Mapping Center in Denver, CO with mapping activities in the western U.S. and links to research activities, products, mapping liaisons, and education.
Satellite technologies detect uplift in the Yellowstone Caldera [More info]
Explanation of uplift in the land surface of the northern part of the Yellowstone caldera (12cm, about ~5 inches) that occurred between 1997 and 2003, including the scientific methods by which it was detected and analyzed.
PDF Scanning and georeferencing historical USGS quadrangles [More info]
We are scanning all scales and all editions of approximately 250,000 topographic maps published by USGS since the inception of the topographic mapping program in 1884. They will be available to the public at no direct cost.
PDF Science implementation of Forecast Mekong for food and environmental security [More info]
Research activities and data sources for this international effort to enhance U.S. engagement with countries of the lower Mekong River basin.
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