In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up across Los Angeles County. While many of the latter have been in areas of dense ...

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

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, ...

The fires in L.A. have caused terrible air quality conditions across the county. Here are ways you can protect yourself, and your children, from the health impacts of wildfire smoke.