California air quality regulators are failing to address landfill pollution, putting communities at risk of toxic exposure and health issues.

The warming trend that will hit Southern California on Tuesday is bringing with it some adverse air quality. The South Coast ...

Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

Air quality alerts were in effect on Tuesday for millions of residents across New York, Connecticut, and Southern California, as forecasters and health officials urged the public to avoid burning ...

Recent wildfires in the Northstate, particularly the Green Fire burning in the Montgomery Creek mountainous area of Shasta ...

With seven of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up ...

A new regulation effective June 1 bans governments and their contractors from using small gas-powered equipment during the ...

A regional air quality alert was issued for much of Southern California as harmful levels of fine particle pollution spread across the region following Fourth of July fireworks and active ...

In Southern California, large warehouses must take steps to reduce the pollution caused by truck visits, either by switching ...

Residents of Shasta County were advised to stay cautious due to potential smoke impacts from the Green Fire. According to the ...

Today on AirTalk, what we know about the ICE raids in MacArthur Park; what will pressure to roll back climate goals look like for CA's air quality?; a new biography details the life of Bella Starr; ...