The ALA said the D.C. area improved only because other cities did worse, noting that year-round pollution levels in the nation’s capital “were very slightly higher” than last year.
D.C. air gets an 'F' from American Lung Association
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The American Lung Association said nearly 9 million more people were impacted nationwide “by deadly particle pollution than reported last year, with a rise in “very unhealthy” and “hazardous” air quality days.
D.C. area gets 'F' for smog from American Lung Association
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