Mapping out geology across the U.S. is surprisingly difficult, but the USGS has managed just that, and its map is more ...
Earthquakes of magnitude 3 or greater are 100 times more likely now than in 2008 in regions of Colorado and seven states that are hotbeds for oil and gas drilling, federal geologists said Wednesday.
The primary goal of the U.S. Geological Survey’s Hawaiian Volcano Observatory is to provide scientific information to reduce risks due to volcanic and seismic activity. To this end, HVO scientists ...
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