air pollution

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GRAND RAPIDS, MI - DECEMBER 9: President-elect Donald Trump looks on during a rally at the DeltaPlex Arena, December 9, 2016 in Grand Rapids, Michigan. President-elect Donald Trump is continuing his victory tour across the country. (Photo by Drew Angerer/Getty Images)

President Donald Trump tweeted a map of global air pollution, touting that the United States has the cleanest air in the world.

The map, which cites the World Health Organization, claims that nowhere in the United States has air pollution above the WHO suggested level.

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