Session Five: Ecosystem Effects of Atmospheric Deposition - Sulfur and Nitrogen

Session Chair: Doug Burns, U.S. Geological Survey

Reductions in Atmospheric Nitrogen Deposition Linked to Increased Stream Silica on Five Appalachian Forest Basins

David DeWalle, Penn State University
Abstract   Presentation

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Deposition and Cycling of Sulfur Control Mercury Accumulation in Isle Royale Fish

Paul Drevnick, Woods Hole Oceanographic Institute
Abstract   Presentation

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Linking Data on Episodic Stream Acidification to Soil Chemistry in Assessments of Recovery from Acidic Deposition

Greg Lawrence, U.S. Geological Survey
Abstract   Presentation

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Ecological Indicators of Effects of Changing Air Quality

Christine Negra, The Heinz Center
Abstract   Presentation

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Air Quality Model Insights into Nitrogen Dry Deposition Missed by Current Networks

Robin Dennis, U.S. Environmental Protection Agency
Abstract   Presentation

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Source Apportionment of Sulfur and Nitrogen Species at Rocky Mountain National Park using Modeled Conservative Tracer Releases and Tracers of Opportunity

William Malm, North Carolina State University
Abstract   Presentation

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