latimes.com / .latimes-com-environment

An estimated 50% of sterile medical devices in the U.S. are treated with ethylene oxide. It is also a known carcinogen.

Afeela, an EV brand created by Honda and the electronics company Sony, will compete against Tesla and Lucid in California.

A plan to strengthen California's climate program faces pushback as industry groups and some lawmakers warn the changes could drive up already-high energy costs.

A new lawsuit targets California's ability to set its own car emissions standards, which 17 other states follow.

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo County have been affected.

Governments are fighting to hold oil giants like Exxon Mobil accountable for their well-documented efforts to deceive the public about climate change.

AI and robotics companies need data on movements in the physical world. Some are paying gig workers to record themselves cooking dinner and doing laundry.

Using state data, an environmental group found PFAS residue on more than 40 different kinds of fruits and vegetables grown in California. The state has approved 53 PFAS pesticide ingredients, while other states, such as Maine, are throttling back.

California homeowners got lower payments for their solar under a 2022 regulatory decision. An appeals court just upheld that. Environmental groups may appeal to the state Supreme Court.

Death Valley National Park is experiencing its best wildflower bloom in a decade, with dormant seeds awakened by recent rainfall and mild winter temperatures.