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

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

Los Angeles is now a week removed from the day that multiple devastating wildfires erupted to torch tens of thousands of ...

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

Even with thick smoke coming from the Hughes Fire, skies have been clear in many areas, and the air quality forecast has been ...

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

Dust and ash left behind from the wildfires across Southern California can be irritating and hazardous when inhaled.

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

The air has improved in the LA region as firefighters get blazes under control, but there are questions about how safe the ...

The infernal blazes burning in Southern California are raising concerns about the potential airborne hazards they may be ...

Southern California air quality monitors issued a dust and ash alert for all of Los Angeles County as strong Santa Ana winds ...

(Reuters) - Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to ...