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

The hazardous air quality in Los Angeles is largely a result of smoke from the Pacific Palisades Fire, intensified by strong ...

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

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

The Oregon Department of Environmental Quality issued an air quality advisory Wednesday for Klamath County, southern Lake ...

The Cleveland Division of Air Quality proposed changes to its air quality codes to for the first time since 1977. The updates ...

Virtually all of Los Angeles is experiencing "unhealthy" air quality levels amid the devastating fires that ignited in early ...

Depending on the fire, the smoke can be made up of various substances, including carbon dioxide, carbon monoxide, water vapor ...

Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't ...

Kids are encouraged to submit their raptor-inspired artwork on the raptor center's website. ...DENSE FOG ADVISORY NOW IN ...

Smoke from the blaze has significantly worsened air quality statewide, with some areas reporting hazardous levels exceeding 500 on the Air Quality Index (AQI).

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