"The return of sea otters and their voracious appetites has helped rescue a section of California marshland, a new study shows. Sea otters eat constantly and one of their favorite snacks is the striped shore crab. These crabs dig burrows and also nibble away roots of the marsh grass pickleweed that holds dirt in place."

"A group of 25 California counties have sued Elon Musk's Tesla, claiming the electric vehicle maker mishandled hazardous waste at its facilities across the state."

"Major U.S. business groups sued California on Tuesday seeking to overturn the state's new sweeping climate disclosure laws that require companies to publicly report their greenhouse gas emissions and climate-related financial risks."

"It is the end of an era for Big Oil in California, as the most populous U.S. state divorces itself from fossil fuels in its fight against climate change."

"A storm tapping into a so-called "pineapple express" type of atmospheric river is beginning to track into California and the Northwest, and it will be followed by another potent storm late this weekend. Flooding rain, landslides, heavy mountain snow and strong winds will accompany both of these systems."

"The Warm Springs Dam isn’t coming down anytime soon. Conservationists want to use it to help save salmon."

"Last month, Mike Weber got the news every poultry farmer fears: His chickens tested positive for avian flu. Following government rules, Weber’s company, Sunrise Farms, had to slaughter its entire flock of egg-laying hens — 550,000 birds — to prevent the disease from infecting other farms in Sonoma County north of San Francisco."

"As rooftop solar projects have plummeted, about 17,000 workers could lose their jobs. Will this derail the state’s climate and clean energy goals?"

"The largest combined solar and energy-storage project in the U.S. is now online and operating in California’s Mojave Desert." "The new California installation has nearly 2 million solar panels, more than 120,000 batteries, and an enormous amount of clean energy capacity."

"Flash floods inundated homes and overturned cars in San Diego on Monday as torrential rain swept through a large swath of the U.S., toppling trees and overflowing streets across California."