"Toxic pesticides dumped off Southern California’s coast decades ago are staying put — deep in adjacent ocean sediments and in the fish that reside in these habitats, a new study has found."

"Wind-strewn dust from California’s lithium-rich, shrinking Salton Sea may be triggering respiratory issues in children who live nearby, a new study has found."

"California plans to overhaul one of its cornerstone climate programs — a decision that could push gasoline prices higher in a state where residents already pay the most at the pump."

"Damage to oceans is releasing vast amounts of CO2, despite efforts to market fish as a sustainable food."

"New research provides evidence that chemicals used in farming may be more harmful to insects than previously thought, contributing to worldwide declines in important species."

"Water firms “passed” thousands of pollution tests under a self-monitoring regime … yet the tests were never even conducted, the Observer can reveal. The water firms’ own operational data for sewage plants across the country reveals how outflows of effluent had stopped – in some cases for just a few hours – on days that samples were supposed to be taken."

"Kamala Harris calls global warming an “existential threat.” Donald Trump dismisses it as a “scam.”"

"The methane released by U.S. landfills could be cut in half in the next 25 years if the EPA adopts policies that some states have now, a new study finds."

"Owasco Lake is called the region’s “canary in the coal mine” for harmful algal blooms, which threaten swimmers, pets and some local drinking water supplies."