United States Geological Survey

The United States Geographical Survey, (USGS) was formed in 1879 and is headquartered in Reston, Virginia with regional offices throughout the U.S. The primary responsibilities of the USGS is to conduct scientific inquiry and study of wild life, plant life, geological studies and mapping, earthquake and volcanic activity, geomagnetic field, and hydrology. USGS has no enforcement authority and reports to the Department of Interior. In recent years USGS has taken charge of studying planetary rocks, minerals and water.

Address
12201 Sunrise Valley Drive Reston, VA 20192, USA
E-mail
cransom@usgs.gov
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Landsat—The watchman that never sleeps

In western North America, mountain pine beetles infest and ravage thousands of acres of forest lands. Landsat satellites bear witness to the onslaught in a way that neither humans nor most other satellites can.

dateJul 19, 2016 in Environment
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Hot days can trigger Yosemite rockfalls

After more than three years of monitoring the towering granite cliffs of Yosemite National Park, scientists have new insights into a potentially important mechanism that can trigger rockfalls in the park. Although many conditions ...

dateMar 29, 2016 in Earth Sciences
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