An association between reductions in fine particulate matter and improved life expectancy in 545 counties in the U.S has been found in a new study led by researchers at Harvard School of Public Health (HSPH). It is the largest study to date to find beneficial effects to public health of continuing to reduce air pollution levels in the U.S. The study appears in the December 3, 2012 online edition of the journal iEpidemiology/i. "Despite ...
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