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Contact: Liz Ahlberg
eahlberg@illinois.edu
217-244-1073
University of Illinois at Urbana-Champaign

Sulfate Ion Precipitation 1985

Caption: The mean concentration of sulfuric acid ions in rainwater in 1985, as measured by the National Atmospheric Deposition Program's network of collection sites across the United States.

Credit: National Atmospheric Deposition Program, Illinois State Water Survey

Usage Restrictions: None

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