News tagged with us geological survey

Are large earthquakes linked across the globe?

The past decade has been plagued with what seems to be a cluster of large earthquakes, with massive quakes striking Sumatra, Chile, Haiti and Japan since 2004. Some researchers have suggested that this cluster has occurred ...

Aug 02, 2012
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Rare quake rattles northeastern US

A 4.0-magnitude earthquake struck the northeastern US state of Maine and was felt as far south as Boston and throughout New England, shocking residents unaccustomed to such tremors.

Oct 17, 2012
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North American freshwater fishes race to extinction

North American freshwater fishes are going extinct at an alarming rate compared with other species, according to an article in the September issue of BioScience. The rate of extinctions increased noticeably after 1950, althou ...

Aug 10, 2012
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