Stricter air-quality rules, pushed through in the last days of the Biden administration, face an uncertain future under a ...

This Earth Day, we’re celebrating a triumph of human endeavor: the healing of the ozone layer! Many listeners will remember the hole that formed in the ozone layer, due in large part to human-made ...

Discover the lesser-known details about the chemical compounds responsible for the depletion of the ozone layer.

Missouri and Illinois residents living near large cities were exposed to unhealthy ozone and pollution over the past year.

You'll get access to an ad-free website with a faster photo browser, the chance to claim free tickets to a host of events (including everything from Summerfest to the Milwaukee Film Festival), access ...

The "age of stratospheric air" measures the speed of the global transport circulation in the stratosphere, which is crucial ...

Wisconsin Public Radio A new report from the American Lung Association finds Sheboygan ranked among the top 25 worst cities ...

PHOENIX — A recent American Lung Association study found that Phoenix has the fourth worst air quality in the U.S.

Five facilities near schools and houses in L.A. County fumigate produce shipped from overseas with methyl bromide. But the air agency doesn’t plan to monitor the air or take any immediate steps to ...

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State of the Air grades are based on the number of days a county’s air reaches unhealthful levels on the Air Quality Index.

Cheyenne was ranked the eighth-cleanest city in the nation for year-round average particle pollution, while Casper was ranked first in the country in the newest “State of the Air” report from the ...