California bullet train staff recommend German operator

The agency overseeing California's bullet train project recommended Friday that a U.S. subsidiary of a German rail company design and operate a train segment from the Central Valley to Silicon Valley in its early stages.

Pesticides contaminate frogs from Californian National Parks

Pesticides commonly used in California's Central Valley, one of the world's most productive agricultural regions, have been found in remote frog species miles from farmland. Writing in Environmental Toxicology and Chemistry, ...

Where can flooded fields help replenish groundwater?

In California, the amount of water exiting aquifers under the state's most productive farming region far surpasses the amount of water trickling back in. That rampant overdraft has caused land across much of the region to ...

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