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The plan would mark the first new oil and gas leases in federal waters of the Pacific Ocean in more than four decades.

A new report describes flames approaching west Altadena even earlier than previously reported, raising more questions about why evacuations were ordered there so late.

Child laborers and other farmworkers in California are being exposed to toxic pesticides, in part because of splintered enforcement of safety regulations.

Cleanup was underway Wednesday in a wooded, remote area of Ventura County after about 420 gallons of crude oil inundated a waterway, officials said, and crews were working to beat the upcoming storm.

California is considering adopting new rules to better identify and more quickly to respond to dangerous methane leaks and underground fires at landfills statewide.

It is more than a little surprising that the wind-powered electricity generator took so long to invent. Even more surprising is how long it took to deploy at scale.

Billionaire hedge fund founder, climate change warrior and major Democratic donor Tom Steyer is running for governor. Fossil fuel and migrant detention facility investments will likely draw attacks from his fellow Democrats.

A new wolf pack has been confirmed in Plumas County. Though another pack was recently euthanized, state wildlife officials say the population of the endangered predators is growing.

The international community could agree to a universal tariff that would be imposed on nations that fail to cut greenhouse emissions by a specified amount.

Scientists warn that without significant climate action, the species could be functionally extinct by 2070 because of climate change.