"The western monarch butterfly population wintering along California’s coast remains critically low for the second year in a row, a count by an environmental group released Thursday showed."

"Giant sequoias were thought to be immune to insects, drought and wildfires. Then the unthinkable happened: trees started to die – and scientists began the search for answers".

"California’s governor has restarted a project to build a giant, underground tunnel that would pump billions of gallons of water from the San Joaquin Delta to the southern part of the state."

"California's largest electric utility took the unprecedented step of shutting off power to millions of customers beginning last October. ... Now a renewable energy microgrid on a tiny California Native American reservation is proving to be one solution to this ongoing problem."

"California has its eye on “forever chemicals,” and is taking a closer look at safer alternatives in common consumer products, including stain-resistant coatings for boots and food packaging items."

"California has gone through several difficult fire seasons in recent years. Now, some cities are investing in unconventional fire prevention methods, including goats."

"California regulators said Tuesday that they have streamlined the state’s permit process to make it faster to approve tree-thinning projects designed to slow massive wildfires that have devastated communities in recent years."

"After years of fear and uncertainty, bottom trawler fishermen — those who use nets to scoop up rockfish, bocaccio, sole, Pacific Ocean perch and other deep-dwelling fish — are making a comeback here, reinventing themselves as a sustainable industry less than two decades after authorities closed huge stretches of the Pacific Ocean because of the species’ depletion."

"Harbingers of a diminishing ecosystem, the smelt are almost extinct. Now, forces within the Trump administration could usher them into oblivion".