"It was an unlikely crime scene: a steep trail used by bears leading to a still, ancient redwood grove. There, a rare old-growth coast redwood had been brutally hacked about 15 times by poachers, a chain saw massacre that had exposed the tree’s deep red heartwood."

"L.A. Waterkeeper inspectors collect samples during rainstorms and have them analyzed in an effort to force polluters to clean up."

"The bill to ban orca shows and breeding programs at parks in California was introduced by state Assemblyman Richard Bloom, a Santa Monica Democrat, who has said he was inspired by the documentary film, "Blackfish," which tells the story of an orca that killed a trainer at SeaWorld's park in Orlando, Florida, in 2010."

"The much-welcomed storms that hit California this week and over the past month increased the Sierra Nevada snowpack, a critical source of water for cities and farms. But they didn't end the drought, experts say. They simply improved a disastrous situation to dismal."

"PIXLEY – So wet was the San Joaquin Valley of Steve Arthur's childhood that a single 240-foot-deep well could quench the thirst of an arid farm."

"Pacific Gas and Electric Co. expects to face criminal charges from the federal government over the 2010 San Bruno pipeline explosion that killed eight people and leveled a neighborhood, the company reported Thursday."

"SAN FRANCISCO -- The U.S. Navy plans to test hundreds of homes for radiation in a remote San Francisco neighborhood after an object containing radium was found beneath an unoccupied residence in the area last fall, city officials said on Tuesday."

"Wildlife officials on Tuesday formally launched a massive trucking operation to move 30 million Sacramento River salmon toward the sea to help the fish avoid harmful river conditions caused by drought."