If passed, new legislation, AB 306, will prevent cities from adopting energy efficiency requirements until 2031.

Los Angeles is still reeling from its most devastating wildfires ever. In the next few months, temperatures could hit triple digits. Yet Mayor Karen Bass wants to eliminate the city’s climate ...

A sweeping reform to the California Environmental Quality Act has divided environmentalists and climate advocates.

Legally mandated U.S. national climate assessments seem to have disappeared from the federal websites built to display them.

Six months after the wildfires tore through Los Angeles, residents are tussling with the urban destruction left behind – and ...

An appeals court has halted a massive housing project in northern L.A. County. It ruled that officials didn't fully account ...

Joseph Stewart, Department of Environmental Science and Policy, UC Davis Jessica Wright, Pacific Southwest Research Station, USDA Forest Service; James Thone, Department of Environmental Science and ...

The bill for impacts from rising temperatures exceeded 3% of US GDP, according to a new analysis by Bloomberg Intelligence.

New data shows that CO2 levels have broken through 430 parts per million, an indication that human-caused global warming will ...