Contents
Session One
Total Nitrogen Deposition
Session Two
Ecological Impacts and Atmospheric Deposition
Session Three
Climate Change/Greenhouse Gas Mitigation
Session Four
Deposition Effects in Alpine Environments
Session Five
Critical Loads
Session Six
Total Mercury Deposition
Session One: Total Nitrogen Deposition
Session Chair: Rick Artz, NOAA Air Resources Lab
Is There More to Total Deposition Than Wet and Dry: Lessons From and Utility of Throughfall
Kathleen Weathers, Institute of Ecosystem StudiesAbstract
Results of the Southern Ontario Ammonia Passive Sampler Survey (SOAPSS)
Mike Shaw, Bob Vet, Dave MacTavish, Gary Beaney,Nancy Lance, Bill Sukloff, and Amy Hou
Environment Canada
Abstract
Model Estimated Components of Oxidized Nitrogen Dry Deposition Not Covered by the Networks, with a Focus on Urban Deposition
Robin Dennis, NOAA, Air Resources LabAbstract
Modeling Nitrate Concentrations and Deposition: Sensitivities to Cloud Treatment and Land Use
Alice Gilliland, Shawn Roselle, Jon Pleim, and Prakash BhaveASMD, NOAA, ARL in partnership with NERL, U.S. EPA
Abstract
Nitrogen Isotopes in Dry Deposition: Can CASTNET and Passive Samplers Be Used to Partition Contributions of NOx Sources?
Emily Elliott, University of PittsburghC. Kendall USGS, Menlo Park
E. W. Boyer University of California, Berkeley
D.A. Burn, USGS, Troy
G. Lear US EPA, Clean Air Markets Division
Abstract
Detecting Past and Future Trends in Nitrogen Deposition: A Modeling Study to Guide the Placement of Future Monitoring Sites
Robert Pinder, Alice B. Gilliland, Robin L. DennisASMD, NOAA, ARL in partnership with NERL, U.S.EPA
Abstract
Presentation
(517 KB)
Semiempirical Model Estimates of Ammonia Dry Deposition to North Carolina Coastal Watersheds
John Walker, U.S. Environmental Protection AgencyRob Austin North Carolina State University, Dept. of Soil Science Raleigh, NC Sue Kimbrough U.S. EPA, National Risk Management Research Laboratory
Wayne Robarge NCSU, Department of Soil Science Raleigh, NC
Abstract
What Modifications in the National Deposition Monitoring Networks are Required to Be Able to Measure and Source Apportion Representations of all Reactive Nitrogen Species?
William Malm, National Park Service, CIRA/CSUJeffrey L. Collett, Jr. Dept. of Atmospheric Science, CSU, Fort Collins, CO
Bret A. Schichtel National Park Service, CIRA/CSU, Fort Collins, CO
Abstract