Session Four: Deposition Effects in Alpine Environments

Session Chair: Kristi Morris, National Park Service

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Observations of Airborne Pollutants and Deposition during the 2006 Rocky Mountain Airborne Nitrogen and Sulfur (RoMANS) Study

J. Collett, C. Gorin, S. Raja, C. Carrico, T. Lee1, F. Schwandner,
Atmospheric Science Department, CSU, Fort Collins, CO
D. Day, National Park Service/CIRA, CSU, Fort Collins, CO
A. Sullivan, G. McMeeking, K. Beem, S. Kreidenweis,
Atmospheric Science Department, CSU, Fort Collins, CO
J. Hand, B. Schichtel and W. Malm,
National Park Service/CIRA, CSU, Fort Collins, CO
Abstract

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Simulating Deposition with a Regional Air Quality Model for the Rocky Mountain Atmospheric Nitrogen and Sulfur (RoMANS) Study

Michael Barna, National Park Service
Marco A. Rodriguez, CIRA, Colorado State University
Kristi A. Gebhart and Bret A. Schichtel, Air Resources Division,
National Park Service
William C. Malm, National Park Service, CIRA/CSU
Abstract   Presentation (1,072 KB)

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Nitrogen Saturation in the Rocky Mountains: Linking Emissions, Deposition, and Ecosystem Effects Using Stable Isotopes of Nitrogen Compounds

Donald Campbell and Leora Nanus, USGS, Lakewood CO
JK Bohlke, USGS, Reston, VA
Karen Harlin, NADP, Champaign, IL
Jeff Collett, CSU, Ft. Collins, CO
Abstract

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Spatial Distribution of Nitrogen Deposition in Rocky Mountain National Park, USA

David Clow, U.S. Geological Survey
Mark Fenn, USDA Forest Service
Don Campbell and Leora Nanus, USGS, Denver Federal Center
Abstract

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What is Causing the Recent Increases in NO3 in Loch Vale Surface Waters?

J.S. Baron, USGS, Natural Resource Ecology Laboratory,
CSU, Ft Collins, CO
T.R.Schmidt, USGS, Mineral Resources Team, Denver CO
A. Krcmarik, USGS, Fort Collins Science Center, Fort Collins CO
Abstract

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N Deposition Effects on Vegetation and Soils in Alpine Ecosystems

William Bowman, University of Colorado – Boulder
Abstract   Presentation (1,072 KB)

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Nitric Acid Dry Deposition at Conifer Forests: Niwot Ridge, Colorado, Subalpine Spruce-Fir Study

Herman Sievering, University of Colorado – Boulder, University of Colorado – Denver
C. Seibold, INSTAAR, Univ. of Colorado-Boulder
G. Rattray, Environ. Science Prog., Geog. & Environ. Sci. Dept., Univ. of Colorado-Denver
T. Tomaszewsk, i Environmental Studies Program, Univ. of Colorado-Boulder
Abstract