After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot ...

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

Wear a tight-fitting N95 mask at the bare minimum, but a P100 is better, experts say. Wear long sleeves, eye protection, ...

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

In the current day we wake up to our air purifiers, smartphones warning us that the air quality is in the ‘very poor’ or ...

Arizona is the only state with 'unhealthy' air quality. Part of it stems from our geography, but part also comes from our choices.

I've lived in Oregon for a decade, meaning I've experienced multiple wildfire seasons. You learn quickly, in these conditions ...

Air quality in Metro Vancouver is not being impacted by the wildfires raging in California. According to officials, the air ...

Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality Index numbers returned to “healthy” or “moderate” levels this week in L.A. County, but they shouldn’t breathe a ...

Air quality remains a big concern in Los Angeles County, and not just for those nearby the Palisades and Eaton fires.