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News Release 14-062

Climate change may worsen summertime ozone pollution

Americans face 70 percent increase in unhealthy ozone levels by 2050

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bus with text ozone alert day on display

Ozone pollution across the continental U.S. will become worse as global temperatures rise.

Credit: Kansas City Area Transportation Authority


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Illustration with text If you breathe the air, this alert is for you

If you breathe the air, this alert is for you: Ozone levels affect all of us.

Credit: Regional Air Quality Council, Denver


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cars on highway and display showing ozone advisory

In future decades, ozone advisories are likely to be issued far more frequently.

Credit: US EPA


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Illustration showing how pollutants affect ozone

How does ground level ozone form? Through complex chemistry from atmosphere to city street.

Credit: Harris County, Texas


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Road sign showing the quality of the air is high ozone watch

A warming planet means more summertime air pollution and the health effects that come with it.

Credit: City of Houston


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Illustrative ad from City of Fort Collins, Colo. with text mow when the sun is low

On high ozone level days, mow when the sun is low, advises the City of Fort Collins, Colo.

Credit: City of Fort Collins, Colorado


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