The strong winds that have affected the Imperial Valley in recent days have triggered pollution levels, especially in the Valley’s north end.

Air-quality officials are advising people in several Southern California cities to keep their doors and windows closed amid ...

Trump administration plans to destroy EPA science will leave the air we breathe and the water we drink more polluted ...

Donald Trump's EPA says coal plants and other industrial polluters can ask to bypass provisions of the Clean Air Act by ...

A First Alert Weather Alert is in place until midnight tonight for gusty, dusty conditions and blowing sand leading to ...

Clean air has become one of America’s best investments, returning $10 for every $1 spent on regulations, by one estimate.

Ellie Hagen is a scientist at the Environmental Protection Agency. She worries proposed cuts at EPA will put people’s health ...

The EPA's decision on the Valley's ozone nonattainment issue could have big impacts on public health and the local economy.

Millions of Texans were urged to reduce emissions on Tuesday after officials issued an air quality alert for the Houston area ...

Nearly 100 probationary workers for the Environmental Protection Agency in Chicago have had their jobs cut and then ...

CHARLOTTE — CleanAIRE NC, a non-profit organization in North Carolina, has filed a lawsuit due to federal funding freezes ...

The haze over parts of Florida from wildfires may not look dangerous, but it can cause severe reactions in some people.