Scientists at the University of California, Berkeley, and Boise State University have found evidence suggesting that the ...

Invasive golden mussels have spoiled boating season on the Sacramento-San-Joaquin Delta after East Bay Municipal Utility ...

Scientists aboard a research vessel near Los Angeles collected ash, air and water samples as fire blazed on the hills before them in January.

The Cascadia Subduction Zone, a major fault that runs offshore from Northern California to British Columbia, is best known ...

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