More than 152 million people in the U.S. live in areas with unhealthy levels of ozone or particle pollution, a Association ...

The lawsuit contends the delay is costing thousands of life and is especially harmful to low‑income communities.

The Lights Out Wisconsin program helps address problems with light pollution that affects bird migration, fireflies, ...

Nashville's ozone smog got a failing grade in a new study by the American Lung Association.

Bay Area residents face elevated risks of asthma, heart disease and premature death as air pollution here remains among the ...

Air quality in certain areas has deteriorated, largely due to a combination of severe drought conditions and a surge in ...

D-FW was on two of three "worst 25" rankings of cities with the highest amount of unhealthy air days in the 2026 State of Air ...

South Carolina generally has cleaner air than most states, but these areas in SC do not meet national air quality standards.

Scientists at the University ​of Witwatersrand have designed South Africa’s first app to warn residents of pollution levels, as ‌Johannesburg suffers a spike in coal emissions in recent weeks, causing ...