Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

Thailand to require corn importers to prove non-burning cultivation origins, aiming to reduce PM2.5 cross-border pollution.

The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

As wildfires rage in the Los Angeles area, air quality is deteriorating and health risks from air pollution mount. Here’s what to know about staying safe.

On Sunday at 11:55 a.m. an updated air quality alert was issued in effect until Monday at noon. The alert is for San ...

An air quality alert was issued on Friday at 12:06 p.m. in effect until Saturday at 12:15 p.m. The alert is for San ...

South Coast AQMD—the air pollution control agency for all of Orange County and the urban portions of Los Angeles, Riverside and San Bernardino counties—covers an area of 10,743 square miles that is ...

By Elijah de Castro for Keen Sentinel. Broadcast version by Kathryn Carley for New Hampshire News Service, for the Solutions Journalism Network-Public News Service Collaboration. It's 11 in the ...

LA County Sheriff says about 31,000 people were under mandatory evacuation orders while another 23,000 were under evacuation ...

What we’re really worried about is the PM2.5 levels,” or the fine particles in wildfire smoke, which have a diameter of less than 2.5 micrometers. In order for particles to enter your lungs’ air sacs, ...

As fires burn across Los Angeles County, spurring thousands of evacuations, drifting smoke is affecting the ... is a federal measure of the amount of air pollution, reported on a six-color ...