Next time you’re thinking about starting your car to get it all nice and toasty on a frosty winter morning, you might want to ...

India's capital New Delhi plans to limit gasoline and diesel-powered cars a family can buy as well as ban sales of ...

Despite decades of progress in reducing air pollution, Los Angeles is still the nation's smoggiest city, according to a ...

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The iconic skyline of downtown Los Angeles has been clouded by smog for decades, so this title should come as no surprise to Angelenos. Yet again, L.A. is the smoggiest city in the U.S., according ...

Louisville continues to struggle with poor air quality, according to a new report, as federal support is eroded.

The American Lung Association has released its annual “State of the Air” report and several major cities are among the worst in the nation for year-round particle pollution, also known as ...

Just half a century ago, many people thought nothing of dumping garbage or oil into waterways. But some folks, with an eye toward repairing the planet and preserving it for ...

In the latest "State of the Air" report from the American Lung Association, Cincinnati ranked 14th nationally for worst ...