The Allegheny County Health Department issued an update on air quality near the U.S. Steel Clairton Coke Works following ...

With smoke lingering in the air, we delve into how it affects our health and environment. What are the latest readings? What ...

High school coaches and administrators across Minnesota have been asked to be aware of air-quality levels as athletes return ...

Winds could blow smoke from the Bear Gulch fire burning on the Olympic Peninsula, bringing the potential for unhealthy air ...

Ozone pollution in Portland, Gresham and other cities could reach unhealthy levels for sensitive groups Tuesday afternoon.

It’s peak wildfire season, and air quality is getting worse. As climate change brings higher temperatures, extended heatwaves ...

An air quality alert was reported by the National Weather Service on Tuesday at 12:17 p.m. in effect until 8 p.m. for ...

On Tuesday at 8:20 a.m. the National Weather Service reported an air quality alert in effect until 11 p.m. for Passaic, ...

Official air-quality results for Kyrene de la Sierra Elementary School show elevated levels of potentially harmful chemicals.

The City Council dropped a $202 million effort that would have expanded the city’s cooling centers to also accommodate people ...

Air quality alerts were issued for New York City on Tuesday as hazy skies due to Canadian wildfire smoke descended over the ...

Researchers at The University of Alabama in Huntsville (UAH) have published a paper in Communications Earth & Environment ...