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Browse USGS by Category and Location

Category: All Categories>topics>Earth characteristics>Earth structure
Location: Anywhere

Here are some USGS Web pages with more information on Earth structure and Anywhere:

The Earths crust Information on the Earths crust with a contour map of the thickness plus links to a global crustal database, a global crustal model - CRUST 5.1, and regional crustal models. (Score: 1.000)
This dynamic planet: World map of volcanoes, earthquakes, impact craters, and plate tectonics Online world map with booklet (PDF format) giving an account of plate tectonics, volcanology, earthquake activity, and impact craters. (Score: 1.000)
Seismic properties of North America and the surrounding ocean basins Presetation of maps of the seismic properties of North America and the surrounding ocean basins compiled from seismic refraction and reflection data, earthquake studies, and surface wave analyses showing crustal thickness and geologic provinces. (Score: 0.811)
P-wave data from the Indian subcontinent Compilation of P-wave data from the Indian subcontinent from twenty Deep Seismic Sounding (DSS) profiles using refraction and reflection techniques to provide an estimate of crustal thickness in a transect across the subcontinent. (Score: 0.658)

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