Only 12 regions on Earth meet the WHO guideline figure for acceptable air pollution levels. On the other hand, tens of regions exceed it by more than 10 times that figure. Air pollution is among the ...

Smoke from Canadian wildfires is causing air quality concerns and hazy skies for many Americans in the Midwest and Northeast for another day this week. A map of the current Air Quality Index, the ...

Air pollution is the leading environmental health threat to people worldwide. According to the World Health Organization, outdoor air pollution causes over 4 million premature deaths each year — ...

Millions of Southern California residents are breathing unhealthy air due to a large wildfire in the Central Coast area. As of Monday morning, the Gifford Fire had scorched more than 65,000 acres in ...

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An air quality map shows conditions improving across the United States on Friday as smoke from the Canadian wildfires subsides after prompting air quality alerts and advisories in several states this ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

This story is part of the WHYY News Climate Desk, bringing you news and solutions for our changing region. From the Poconos to the Jersey Shore to the mouth of the Delaware Bay, what do you want to ...

Federal air quality guidance suggests that seniors living in near Tampa, Florida, should stay indoors on Tuesday as the region prepares for worsening air quality that could pose serious health risks ...

An increasing number of U.S. cities historically known for clean air are now facing dangerous pollution levels in 2025, according to a new report by the American Lung Association (ALA), creating an ...

Smog from wildfires sweeping the nation has left tens of millions more Americans to breathe toxic air even as man-made forms of pollution fall, according to a new study released Wednesday. The ...

In the time it takes to type this sentence, I will have taken three breaths. Twelve in a minute, 20,000 a day, 7.5 million a year, most of them indoors. Yet until quite recently, researchers have not ...