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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](/news/mmg/media/images/MAX_OzoneeadsignKansas City Area Transportation Authority_f.jpg)
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](/news/mmg/media/images/Regional Air Quality Council Denver_f.jpg)
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](/news/mmg/media/images/ozone_advisoryEPA_f.jpg)
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](/news/mmg/media/images/OzoneFormationDiagramHarris County Texas_f.jpg)
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](/news/mmg/media/images/SignboardAirQualityHouston_f.jpg)
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](/news/mmg/media/images/Mow when the Sun is Low_f.jpg)
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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