"A warming climate has left a fifth of the conifer forests that blanket California's Sierra Nevada stranded in habitats that no longer suit them, according to a study published last week by researchers at Stanford University."

"Record rain and snowfall in recent weeks has eased half of California out of a persistent drought and bolstered the store of mountain snow that the state relies on to provide water during the warm, dry spring and summer."

"Chronic coastal contamination from the Tijuana River can end up in the atmosphere as “sea spray aerosol” — spreading far beyond the San Diego County beaches where it has long polluted the water, a new study has found."

"Government regulators Thursday granted California’s largest utility an unusual exemption that could allow the state’s last nuclear power plant to continue running after the expiration of its federal operating licenses, a key piece of a contentious proposal to keep the reactors producing electricity for years to come."

"Federal wildlife officials on Wednesday announced a proposal to classify one of two dwindling California spotted owl populations as endangered after a lawsuit by conservation groups required the government to reassess a Trump administration decision not to protect the brown and white birds."

"California's largest and most expensive environmental cleanup has failed to properly remove lead pollution from some homes and neighborhoods near a notorious battery recycler in southeast Los Angeles County, leaving residents at continued risk, a Los Angeles Times investigation shows."

"Against the backdrop of a severe drought linked with global warming, conservation advocates and Native Americans in California are calling for a temporary emergency stop to all surface water diversions from Mono Lake, contending that continuing to drain the watershed, along with the long-term drought, threaten critical ecosystems, as well as the Kootzaduka’a tribe’s cultural connection with the lake."

"The western Joshua tree won’t be listed as threatened — yet — as California’s Fish and Game Commission again delayed a decision Wednesday after a bill was proposed to provide protections to the native desert plant."

"Roughly 36.3 million dead trees were counted across California in 2022, a dramatic increase from previous years that experts are blaming on drought, insects and disease, according to a report by the U.S. Forest Service."