Air quality in Pittsburgh is improving, according to year-over-year data. Why it matters: Long-term exposure to poor air quality is harmful to your health and has been a problem in Pittsburgh for ...

Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, ...

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

The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...

Air purifiers are a great tool for improving your indoor air quality. You could also invest in a sensor just so you know what ...

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

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

Oregon DEQ issues air quality advisory for several counties due to air stagnation trapping smoke and pollutants.

The air quality in the national capital has once again deteriorated, falling into the 'very poor' category on Wednesday ...

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

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

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