That’s how one air quality expert describes the current public health situation in Los Angeles, where thousands are coping ...

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

Vog, a mix of volcanic dust and gases, can cause health issues like eye and throat irritation, coughing, and shortness of ...

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

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

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

As thousands of acres burn across Southern California, wildfire smoke is causing poor air quality in the region and beyond.

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

LOS ANGELES — Massive wildfires burning in the Los Angeles area have filled the air with a thick cloud of smoke and ash, ...

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

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