“State of the Air” uses letter grades to measure unhealthy levels of ground-level ozone air pollution (also known as smog), ...

Louisville continues to struggle with poor air quality, according to a new report, as federal support is eroded.

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents ...

A new report from the American Lung Association notes a drastic decline in air quality and raises health alarms. Climate ...

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the ...

Ranking among the cleanest cities in the nation in terms of air quality in its 2024 report, the ALA now says Des Moines ranks ...

Senior writer Chris DeWeese edits Morning Brief, The Weather Channel’s weekday newsletter.

The LA area is once again the worst for ozone in the U.S., a pollutant impacting millions more people nationwide, the ...

While conditions in Beaver County are receiving passing grades, the Pittsburgh metro area is allegedly falling behind on pollution control.