A wind-blown dust advisory is in place for parts of Southern California as air quality is predicted to worsen on Friday.

Black and Latino communities in California breathe the dirtiest air despite state policies that restrict vehicle emissions, ...

A new report has revealed that California greenhouse gas emissions dropped more than 2% in 2022, coinciding with a rise in ...

SACRAMENTO — California is split over a proposal to become the first U.S. state to regulate airline emissions. The state has ...

Smoke from the Line fire catapulted the air quality index in the California mountain town to several times the maximum ...

It took two decades of patient, vigilant community organizing to open a prime piece of San Francisco Bay shoreline to the ...

Although fine particle pollution has decreased statewide, researchers say historically disadvantaged communities still face ...

As hot, dry weather continues, Southern California is facing unhealthy air quality and heightened fire danger.

The heat wave may be near its end, but the resultant air quality issues continue to pose a danger to Southern Californians.

Smoke advisories remain in effect in Southern California due to three major wildfires that started earlier this month.

Black and Latino communities in California breathe the dirtiest air despite state policies that have successfully restricted vehicle emissions, according to a study. The study, published in ...

California enacted the nation's first vehicle emissions standards in 1966, four years before the federal Clean Air Act, and has continued to lead the U.S. in air quality policy.