The power plant near San Luis Obispo pulls in 2.5 billion gallons of seawater every day, and then lets it out, 20 degrees warmer, back into the ocean. The system is known to cause marine damage, harming billions of fish larvae.
Migratory monarch butterfly populations have fallen into a tailspin in recent years. Scientists fear that in a classic case of good intentions gone awry, efforts to help the beleaguered butterflies may be inadvertently making matters worse by changing their behavior.
Plenty of animals build their homes in oak trees. But some very teeny, tricky wasps make the tree do all the work. “What nerve!” you might say. What… gall! And you’d be right. The wasps are called gall-inducers. And each miniature mansion that the trees build for the wasps' larvae is weirder and more flamboyant than the next.
But the virus isn't new to sea stars, so what triggered the current outbreak remains a mystery.
Despite a few recent downpours, California remains stuck in one of the most severe statewide droughts on record. But it's far from just California's problem. The state produces a huge percentage of the nation's agriculture — nearly half of all fruits, vegetables and nuts, by some estimates.
President Obama sets ambitious goals for greenhouse gas reductions, but the deal faces political battles here and overseas.
Passage of two out of three local measures may just set the stage for next battle.
A local environmental group is declaring victories for open space preservation and smart growth in the Bay Area.
There’s a story in every grain of sand: tales of life and death, fire and water. If you scooped up a handful of sand from every beach, you'd have a history of the world sifting through your fingers. From mountain boulders to the shells of tiny ocean creatures, follow the journey that sand takes through thousands of years across entire continents to wind up stuck between your toes.
Startling maps in a new report on the Sacramento-San Joaquin Delta show the dramatic loss of marshlands that once supported a vast array of wildlife.
Voters in Oregon will head to the polls Nov. 4 to decide whether to require foods made with genetically engineered ingredients to be labeled. In doing so, they'll be voting on an initiative shaped in part by the experience of activists in California, who watched a similar measure fail ...Read More
Does the sound of the forest change over time? Bernie Krause knows. The point in the forest where Bernie Krause records each year View Larger Map The expert bio-acoustician has spent decades recording natural sounds all over the world, including one particular section of forest between Napa and Sonoma ...Read More
Forget Nessie: there's another insidious creature living in the waters of Scotland. The story starts in the streams and lakes of the northwestern United States, where North American signal crayfish are a familiar sight. Turn over a rock and you may well encounter one. But in Scottish streams and lochs, these creatures ...Read More
A federal judge in Fresno has ruled that the U.S. Bureau of Reclamation did not violate the law when it made special reservoir releases last year to help salmon in Northern California's Klamath River survive the drought rather than save the water for farms. But U.S. District Judge Lawrence J. O'Neill ...Read More
A California Highway Patrol photo of the King Fire, which spread rapidly north of U.S. 50 near Pollock Pines earlier this month. Here's an ongoing debate in our newsroom as we move into autumn and what is often the climax to our fire season: What's the best way to describe the ...Read More
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The drought is putting a spotlight on water use around California, including for hydraulic fracturing. How much water does fracking use and will it increase as companies tap into the Monterey Shale, estimated to be the largest oil resource in country?
Activists are hoping local residents will do what state legislators haven’t done -- shut down the controversial oil production technique known as hydraulic fracturing.