These Are the Dirtiest States in America, Ranked

These Are the Dirtiest States in America, Ranked

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#19: Kentucky

A decade ago, Kentucky was recognized for its severe coal pollution, holding the title for the worst toxic air pollution due to power plants. As of 2019, the state emits 114 million metric tons of CO2 and has amassed 44 tons of trash per capita.

Louisville, Kentucky’s most populous city, has exhibited significant advancements in reducing ozone and particle pollution, reports an American Lung Association study released this year. This marks a pivotal shift towards better air quality in the region.

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