The Arcadia track, which had postponed Friday’s card and curtailed training for three days, is monitoring air quality ahead ...

The N95 respirators that will be available at Long Beach Public Library branches, according to the city, filter fine ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...

Air quality across parts of California is deteriorating to hazardous levels as strong winds drive rapid wildfire spread and ...

Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.

As thousands of acres burn across Southern California, wildfire smoke is causing poor air quality in the region and beyond.

Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of ...

Southern California wildfires have spurred smoke advisories by authorities and contributed to hazardous air quality ...