There’s one night of the year where celebrations across the United States light up the map like no other. It’s the Fourth of ...

An air quality alert has been issued for most of Southeast Michigan on Independence Day. The alert is in effect for most ...

An air quality alert was issued Thursday by the National Weather Service for the entire Chicago area through Friday night.

Fireworks are happening across the city again this year, which poses two issues–highly concentrated pollution, and uniquely ...

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy standards." ...

Early one October afternoon in 2023, thick gray smoke drifted across Sheffield's western skyline. As much of the city became ...

EDT the National Weather Service reported an air quality alert in effect until Saturday at midnight EDT for Berrien County.

Freeway north of LA is under an air quality alert which was reported by the National Weather Service on Thursday at 2:43 p.m.

EDT the National Weather Service reported an updated air quality alert for St. Clair, Livingston, Oakland, Macomb, Washtenaw, ...

The U.S. has one of the world’s most advanced systems to monitor air pollutants. Can it keep up with a changing climate?

The Orange County and Santa Ana Mountains area is under an air quality alert which was reported by the National Weather ...

Potentially hazardous air quality has gripped Phoenix, Arizona, as a combination of stagnant weather, windblown dust, and warm temperatures fueled a rise in PM10 pollution, prompting hazy skies and ...