Efforts to spur conservation include an online game that puts users in charge of California’s water.
Napa quake jump-started several streams, but where the water is coming from is hard to say.
Firms try to address environmental and health concerns raised by aquaculture’s rapid spread.
In first program of its kind in U.S., water district is giving away treated sewage water for landscaping.
Air regulators issue advisory for Napa and Sonoma counties for smoke wafting south from massive fires.
A mountain that John Muir described as ‘perpetually snowclad’ is now bare all the way to the summit.
One of the key fisheries on the West Coast is coming back after years of decline.
The EPA settlement requires Berkeley, Oakland and EBMUD to make repairs in their sewage lines.