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A rare hammerhead shark was spotted circling Malibu Pier, giving local fishermen a surprise as unusually warm ocean waters draw tropical marine life north.

Not long after Big Bear bald eagle Jackie's death, a new eagle named KD1 joined Shadow in the nest, sparking speculation -- and fan reaction -- about a possible new bond.

The proposed fracking plan would quadruple production on an aging offshore platform in the Santa Barbara Channel.

A "super" El Niño is now 95% likely to develop this year as the climate pattern gains dramatic strength in the Pacific Ocean -- leaving officials across California and beyond bracing for a wet and potentially destructive winter.

The EPA's National Environmental Youth Advisory Council appears to have lapsed. California is now taking applications for its own council at the state level.

The chair of the California Senate's utilities committee said Tuesday he was "deeply troubled" by electric company executives' recent threats to take action to protect their shareholders if they don't get legislation in Sacramento to limit their ...

For some, Jackie was a model of motherhood and perseverance. Readers share emotional tributes to the beloved Big Bear bald eagle.

The California Department of Pesticide Regulation said all manufacturers of pesticide products containing paraquat have "voluntarily canceled" their product registrations.

Hundreds of Californians rallied at a federal hearing to protest a Trump administration push to wrest regulatory control over the state's coastline.

The California toxic substances agency cites what "appears to be a major source of contamination" that "may present a substantial hazard to human health."