Thursday, August 6, 2009: 1:30 PM-5:00 PM
Ruidoso, Albuquerque Convention Center
COS 100 - Biogeochemistry: C and N Cycling in Response to Global Change II
1:30 PMCOS 100-1Microbial community response to permafrost thaw in Alaskan soils: Implications for C cycling
Mark P. Waldrop, United States Geological Survey, Kimberley P. Wickland, United States Geological Survey, Asmeret A. Berhe, University of California, Merced, Jennifer W. Harden, United States Geological Survey, Kristen M. DeAngelis, University of California, Berkeley
1:50 PMCOS 100-2Microbial seasonal succession and soil biogeochemistry during spring thaw in arctic tundra: What is the impact of deepened snow?
Kate M. Buckeridge, Queen's University, Paul Grogan, Queen's University, Steven D. Siciliano, University of Saskatchewan
2:10 PMCOS 100-3The effect of soil warming on decomposition of woody debris in New England temperate forests
Minda R. Berbeco, Tufts University, Colin M. Orians, Tufts University, Jerry M. Melillo, Marine Biological Laboratory
2:30 PMCOS 100-4Partitioning of soil respiration at the PHACE experiment: A two-method comparison
Elise Pendall, University of Wyoming, Feike A. Dijkstra, USDA-ARS, Yolima Carrillo, University of Wyoming, Matthew D. Wallenstein, Colorado State University, David G. Williams, University of Wyoming, Jana L. Heisler, University of Wyoming, Daniel R. LeCain, USDA-ARS, Jack A. Morgan, USDA-ARS
2:50 PMCOS 100-5Effects of freezing on soil nitrogen (N) dynamics along a net nitrification gradient in an N-saturated hardwood forest ecosystem
Frank Gilliam, Marshall University, Adam Cook, Marshall University, Salina Lyter, Marshall University, Mary Beth Adams, USDA Forest Service
3:10 PM Break
3:20 PMCOS 100-6Convergence of microbial community function in common environments is associated with loss of function in alternate environments
Ashley D. Keiser, Yale University, Michael S. Strickland, University of Georgia, Mark A. Bradford, Yale University, Noah Fierer, University of Colorado
3:40 PMCOS 100-7Hydrological and meteorological controls on landscape scale nitrous oxide (N2O) emissions
Junran Li, Cornell University, M. Todd Walter, Cornell University
4:00 PMCOS 100-8Nitrification and denitrification as sources of nitrous oxide in coastal plain wetlands under contrasting land uses
Jennifer L. Morse, Duke University, Marcelo Ardón, Duke University, Emily S. Bernhardt, Duke University
4:20 PMCOS 100-9Precipitation change shapes nitrogen cycling in a piñon-juniper woodland
Melissa A. Cregger, University of Tennessee, Nate G. McDowell, Los Alamos National Laboratory, William T. Pockman, University of New Mexico, Enrico A. Yepez, University of New Mexico, Aimee T. Classen, University of Tennessee

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See more of The 94th ESA Annual Meeting (August 2 -- 7, 2009)