The pollutant is a perennial problem every summer, but some simple steps can help residents reduce their exposure.

Denver's topography, polluters and proximity to wildfires present a unique combination of air quality challenges.

A new study finds pollution from satellite megaconstellations could account for 42% of the space sector’s climate impact by ...

An air quality alert was reported by the Texas Commission on Environmental Quality on Sunday at 4:18 p.m. in effect until ...

The Texas Commission on Environmental Quality occasionally issues Ozone Action Days. These happen most often during the warmest months of the year and in larger cities and metropolitan areas in the ...

Unusually high temperatures in recent days have led to a deterioration in air quality across several regions. NGOs are ...

Air quality alerts have been issued across California, Illinois, and Indiana as levels of ozone and dust pollution climb. The ...

While you may think of ozone as a welcome element in our Earth's atmosphere that protects us from the sun's harmful radiation, ground-level ozone that we breathe is a harmful pollutant.

Texas issues Ozone Action Day for Dallas–Fort Worth as smog levels rise. Residents urged to stay indoors and limit driving to reduce pollution.

Southern California faces air quality alerts from wildfire smoke and ozone pollution, with officials urging precautions.

Last summer, Maine experienced numerous days impacted by wildfire smoke from the Canadian wildfires.