Millions in U.S. breathing unclean air

Ozone, smog and air pollutants can result in a variety of health issues for people who live in those areas. CBS News has this report.

• Apr 28

Almost half of U.S. exposed to unhealthy levels of air pollution: Report

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents who live in areas that received an "F" in smog and soot pollution.

• Apr 23, 2025

Air pollution in Detroit ranks among the worst in the country, report says

Metro Detroit has the sixth-worst year-round air pollution in the U.S., the American Lung Association says.

• Apr 23, 2025

Dirty air biggest external threat to human health, study finds

Air pollution is even more dangerous than smoking or alcohol, researchers concluded.

• Aug 29, 2023

5 ways parents can shore up a middle schooler's self-image

Smoke from more than 1,000 wildfires burning across Canada has wafted over the northern US, bringing poor air quality and pollution that threaten residents' health to northern US cities including Chicago, Illinois, and Minneapolis, Minnesota.

• Jul 25, 2023

Has pollution from fireworks made air quality worse?

Millions of Americans woke up the morning after Independence Day celebrations to air quality advisories across the U.S.

• Jul 5, 2023