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Filters: Author is Pitchford, Marc L and Keyword is Air pollution  [Clear All Filters]
2014
Hand, Jennifer L., Bret A. Schichtel, William C. Malm, S. Copeland, J. V. Molenar, N. Frank, and Marc L. Pitchford. "Widespread Reductions in Haze across the United States from the Early 1990s through 2011." Atmospheric Environment 94 (2014): 671-679.