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Nearly half of Americans live in places with failing grades for air pollution
The U.S. is backsliding on air quality measures, according to an annual American Lung Association study that says 156 million people live in areas with unhealthy air quality. NBC News’ Joe Fryer and Savannah Sellers spoke to the Nationwide Clean Air Policy American Lung Association senior director,
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Portland gets a "C" for ozone pollutionThe Portland metro area lands in the middle of the pack for ozone pollution, according to a new report from the American Lung ...
3, 2025 — Long-term exposure to PM2.5, PM10, NO2 and ozone (O3) air pollution ... Earth's ozone layer, confirming the success of historic regulations ... Climate Change Will Make Ozone ...
GRAND RAPIDS, Mich. — Grand Rapids has been named the 27th worst city in the nation for ozone smog pollution. The American ...
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Antarctica's Ozone Hole Is Recovering And On Track To Disappear CompletelyJust a few decades ago, the sky above Antarctica became a symbol of environmental crisis. Scientists had discovered a massive ...
In the stratosphere, ozone acts as a protective layer. But in the troposphere ... allow buildup of ozone in stagnant polluted air. Ozone pollution not only impacts urban area, but also ...
The EPA rescinded a policy that threatened to escalate Phoenix's ozone nonattainment status. While business leaders welcome ...
The American Lung Association's 2025 State of the Air report reveals both progress and ongoing challenges for Arizona's air ...
Ozone exposure in the first years of life correlated with a higher likelihood of asthma and wheeze at age 4 to 6. Ozone represents the criteria air pollutant most commonly exceeded among U.S ...
India's cities are already ranked among the world's most polluted, based on concentrations of fine particulate matter in the air ... He explained that ozone pollution increases during the hot ...
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