For more than a decade, the United States dramatically reduced its national smog levels, but since 2015 smoke from ...

A special hazmat team from O'Hare Airport was brought in to assist in this emergency.

A recent study reveals that wildfires are reversing a decade of progress in reducing smog levels in the U.S., leading to ...

A recent study reveals that increasing wildfire smoke since 2015 is reversing a decade-long decline in U.S. smog levels, ...

Research shows that high temperatures can worsen air pollution, increase ground-level ozone, trap harmful particles in the ...

Despite its name, the Donora Smog Museum doesn’t just tell the story of the 1948 “Donora Death Fog.” It also houses an ...

By Dennis Thompson HealthDay ReporterMONDAY, May 18, 2026 (HealthDay News) — Long-term exposure to smog might increase the risk of Lewy body dementia, the brain disease that CNN founder Ted Turner ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen environmental ...

As a child growing up in Southern California, Ann Carlson remembers mountains obscured by haze and yellowish brown air that stung her eyes and made her lungs ache. It was just “the environment,” her ...

Authorities say the risk of an explosion has been eliminated, and air monitoring continues to show chemical levels within ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Millions of residents across parts of Southern California and Arizona ...