The Quechan Tribe has filed suit to halt construction of the 112-turbine Ocotillo Wind Energy Facility on BLM-administered land in Southern California.

"UCLA researchers say the number of days topping 95 degrees each year will jump by as much as five times. The study could help local governments prepare for extreme temperatures and reduce risk to residents, L.A. Mayor Antonio Villaraigosa says."

"Faulty computer modeling caused the equipment problems that are expected to keep the San Onofre nuclear plant dark through the summer, federal regulators said Monday."

"Gov. Jerry Brown urged state regulators Monday to reduce the prevalence of chemical flame retardants in household furniture, joining a growing number of critics who argue the chemicals are toxic and unnecessary."

"State contractors are to drain and reshape the polluted Malibu Lagoon. Activists, who say the project would destroy the salt marsh and flatten Surfrider Beach's waves, pledge to stand in the way."

"A new study looking at key aquifers beneath the Great Plains and California's Central Valley suggests that areas of Texas and Kansas are drawing groundwater at an unsustainable rate."

"SEQUOIA NATIONAL PARK, Calif. -- The California forest that is home to the biggest and oldest living things on earth, the giant Sequoia redwoods, also suffers a dubious distinction. It has the worst air pollution of any national park in the U.S."

"A dangerous chemical used in dry cleaning is being phased out in California, but state regulators say we may still have to live with a toxic legacy for years to come."

"Los Angeles became the largest city in the nation Wednesday to approve a ban on plastic bags at supermarket checkout lines, handing a major victory to clean-water advocates who sought to reduce the amount of trash clogging landfills, the region's waterways and the ocean."

"Kathy Omachi was eating at McDonald's in Reedley [Calif.] recently, and she counted 51 gravel trucks pass by -- all in the time she finished a hamburger and fruit smoothie. The lifelong resident of this farming town, which is southeast of Fresno and within a few miles of three rock quarries, fears that even more trucks, with their dirty exhaust, will be on the road if nearby mining is expanded."