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Researchers find association between air pollution and Alzheimer's - The Union Leader

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Researchers find association between air pollution and Alzheimer’s | Health | unionleader.com

ATLANTA — A new study from Emory University researchers has found an association between traffic-related air pollution and Alzheimer’s disease in humans.

Using brain tissue donated by metro Atlanta residents, researchers evaluated their home addresses for air pollution generated by nearby traffic. The study, released Wednesday, does not prove air pollution causes Alzheimer’s, but found an association between exposure to air pollution caused by traffic and signs of Alzheimer’s in brain tissue.

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More than 30 years after the last major update of the Clean Air Act, the U.S. Supreme Court has upended the ability of Congress to give the Environmental Protection Agency and other federal agencies broad scope to combat air pollution, including the emission of greenhouse gases. Meanwhile, further Biden administration efforts to limit emissions face opposition in the courts. 

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