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

AirNow is a collaborative effort of federal agencies that provides air quality data across the U.S. The site also has ...

According to the World Health Organization (WHO), fine particles from wildfire smoke are linked to premature death and can ...

Fires continue to ravage Los Angeles County in California. The smoke and pollution poses a threat to certain vulnerable groups.

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

Wildfire smoke increases tiny particles in the air known as particulate matter that can be harmful to people’s health.

LOS ANGELES — Massive wildfires burning in the Los Angeles area have filled the air with a thick cloud of smoke and ash, ...

Millions of Los Angeles County residents are facing extremely hazardous air quality as wildfires continue to burn. The air ...

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

Remember, accidentally inhaling wildfire smoke can irritate your eyes, nose, throat, and lungs, per the CDC. So do your best ...

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