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

The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...

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

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

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

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

Just for perspective, we've now burned down [an area] like the entire city of San Francisco.” The experts said that even ...

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

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

Here's what to know about improving your air quality at home during a wildfire—these expert tips help you breathe easier when ...

Ash from the recent LA County fires and burn scars formed by other wildfires in the fall can be dispersed by strong winds.