2022 ESA Annual Meeting (August 14 - 19)
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COS 105 Biogeochemistry: C And N Cycling In Response To Global Change 1

3:30 PM-5:00 PM
515B
3:30 PM
Surprising relationships between soil pH and microbial biomass and activity in a northern hardwood forest
Renata Ontman, Brooklyn College;Peter M. Groffman, ASRC City University of New York;Charles T. Driscoll, PhD, NAE, Syracuse University;Zhongqi Cheng, Brooklyn College;
3:45 PM
Soil enzymes illustrate the effects of alder nitrogen fixation on soil carbon processes in arctic and boreal ecosystems
Calvin Heslop, M.S., Harvard University Department of Organismic and Evolutionary Biology;Roger Ruess, PhD, University of Alaska Fairbanks Institute of Arctic Biology;Knut Kielland, PhD, University of Alaska Fairbanks Institute of Arctic Biology;Syndonia Bret-Harte, PhD, University of Alaska Fairbanks Institute of Arctic Biology;
4:00 PM
Effects of elevated atmospheric carbon dioxide on soil organic carbon in the Mojave Desert: A critical comparison of multiple analyses
Kelsey H. Jensen, Cornell University;Jed P. Sparks, Cornell;Joe Guinness, Cornell University;
4:15 PM
Deeper soil warming and increased root biomass drive soil C losses from heterotrophic respiration in high-latitude boreal forests experiencing short-interval reburning
Jason Shabaga, PhD, University of Florida;Dmitry Nicolsky, University of Alaska Fairbanks;Vladimir Romanovsky, University of Alaska-Fairbanks;Paul Klockow, University of Minnesota;James Lamping, University of Oregon;Jason Vogel, Associate Professor, University of Florida;
4:30 PM
Controls on N2O and N2 losses from a northern hardwood forest
Christine L. Goodale, Cornell University;Elizabeth Kreitinger, Cornell University;Catalina Mejia, Cornell University;Whitney Denison, Cornell University;Nathaniel Fisher, Cornell University;Jennifer Morse, Portland State University;Cynthia Nevison, University of Colorado;Linda Pardo, U.S. Forest Service;Anthony Stewart, University of Washington;Peter M. Groffman, ASRC City University of New York;
4:45 PM
Nutrient excretion of vertebrates and invertebrates across trophic positions and a stream gradient of dissolved organic matter: is “a change gonna come”?
Sandra Klemet-N'Guessan, Trent University;Marina Taskovic, University of Alberta;Nolan Pearce, Trent University;Marguerite A. Xenopoulos, Trent University;