COS 107 - Effects of Multiple Global Changes on Communities and Ecosystems

Thursday, August 6, 2009: 1:30 PM-5:00 PM
Sendero Blrm II, Hyatt
Presider:
Jana L. Heisler-White, TriHydro, Inc
1:30 PM
 Global change amplifies the effects of wildfire on soil greenhouse gases emissions
Audrey Niboyet, Université de Lyon; Jamie R. Brown, Northern Arizona University; Paul Dijkstra, Northern Arizona University; Joseph C. Blankinship, University of California, Santa Barbara; Paul W. Leadley, Université Paris Sud; Xavier Le Roux, Université de Lyon; Laure Barthes, Université Paris-Sud 11; Romain L. Barnard, University of California, Berkeley; Christopher B. Field, Carnegie Institution of Washington; Bruce A. Hungate, Northern Arizona University
2:10 PM
 Experimental warming and free-air [CO2] enrichment influence ecosystem carbon dynamics and evapotranspiration in a semi-arid grassland
Jana L. Heisler-White, TriHydro, Inc; Elise Pendall, University of Wyoming; David Williams, University of Wyoming; Yolima Carrillo, University of Western Sydney; Jack Morgan, USDA-ARS; Daniel R. LeCain, USDA-ARS; Joanne Newcomb, University of Wyoming
2:30 PM
 Soil-mediated climate change effects on plant performance and plant-competitive interactions
Paul Kardol, Swedish University of Agricultural Sciences; Jennifer A. Schweitzer, ESA- Soil Ecology Chair
2:50 PM
 Temperate and Boreal tree growth declines in spite of increasing atmospheric CO2
Lucas C.R. Silva, University of California, Davis; Madhur Anand, University of Guelph; Mark D. Leithead, University of Guelph
3:10 PM
3:20 PM
 Acclimation and adaptation of deciduous tree seedlings to a warmer, wetter climate
Rebekah Wagner, Pennsylvania State University; Margot Kaye, The Pennsylvania State University; Jason Kaye, Pennsylvania State University; Marc Abrams, The Pennsylvania State University
3:40 PM
 Effects of exotic species and overgrazing on biodiversity and ecosystem functioning
Forest I. Isbell, University of Minnesota; Brian J. Wilsey, Iowa State University
4:00 PM
 Short-term ecosystem responses to experimental salmon carcass and analog additions in headwater streams
Amy M. Marcarelli, Michigan Technological University; Colden V. Baxter, Idaho State University; Scott F. Collins, Idaho State University; Mark S. Wipfli, University of Alaska Fairbanks
4:40 PM
 Impacts of atmospheric nitrogen and phosphorous deposition on the alpine ponds of Banff National Park: The effects on aquatic biodiversity & ecosystem functioning
Lisa L. Porter, University of Alberta; R. Vinebrooke, University of Alberta; J. Zettel, University of Alberta
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Banner photo by Flickr user greg westfall.