COS 38 - Climate Change: Plants I

Tuesday, August 4, 2009: 1:30 PM-5:00 PM
Dona Ana, Albuquerque Convention Center
Presider:
Joyce Maschinski, Fairchild Tropical Botanic Garden
1:30 PM
 Reduced early growing season freezing resistance in alpine treeline plants under elevated atmospheric CO2
Melissa A. Dawes, WSL Institute for Snow and Avalanche Research, SLF; Konstantin S. Gavazov, Vrije Universiteit Amsterdam; Christian Koerner, University of Basel; Stephan Hattenschwiler, Centre of Functional Ecology and Evolution; Christian Rixen, WSL Institute for Snow and Avalanche Research, SLF
1:50 PM
 Stimulation of litterfall, soil CO2 flux, and C and N sequestration after shrub expansion in a mesic environment
Steven T. Brantley, Virginia Commonwealth University; Donald R. Young, Alaska Department of Fish and Game
2:10 PM
 Interactive effects of warming and atmospheric nitrogen deposition on plant productivity and species composition in a temperate old field
Jennifer S. Hutchison, University of Western Ontario; Hugh A. L. Henry, University of Western Ontario
2:30 PM
 Growth, and Biomass responses of Black Spruce (Picea Mariana [Mill.] B.S.P.) Seedlings to Carbon dioxide concentration, Soil Temperature, and Nutrient supply
Jacob Marfo, Lakehead University; Qinglai Dang, Lakehead University; Titus F. Ambebe, Ontario Forest Research Institute
2:50 PM
 Aboveground productivity of C3 and C4 perennial grasses are differentially affected by elevated CO2 and warming in a Wyoming northern mixed-grass prairie
Jack A. Morgan, USDA-ARS; Daniel R. LeCain, USDA-ARS; D. Terrance Booth, USDA ARS Rangeland Resources Reserach Unit; Dana M. Blumenthal, USDA-ARS; David G. Williams, University of Wyoming; Elise G. Pendall, University of Wyoming; Feike A. Dijkstra, University of Sydney; David P Smith, USDA-ARS; Mark S. West, USDA ARS NPA; Bruce A. Kimball, The Greenleaf Group
3:10 PM
3:20 PM
 Effects of elevated CO2 on seed quality and invasion potential of wild oat
K. L. Granger, Pennsylvania State University; Robert S. Gallagher, Pennsylvania State University; Eugene Fuerst, Washington State University
3:40 PM
 Climate change and herbivory in native grassland: Precipitation and grazing, not temperature, influences community structure and function
Shannon R. White, University of Alberta; Edward W. Bork, University of Alberta; James F. Cahill Jr., University of Alberta
4:00 PM
 Climate change threatens endangered key tree cactus (Pilosocereus robinii) in the Florida Keys, USA
Joie Goodman, Fairchild Tropical Botanic Garden; Joyce Maschinski, Fairchild Tropical Botanic Garden; Julissa Roncal, Fairchild Tropical Botanic Garden; Phillip Hughes, U.S. Fish and Wildlife Service; Joe McAuliffe, Desert Botanic Garden
4:20 PM
 The influence of elevated temperature, elevated atmospheric CO2 concentration and water stress on net photosynthesis in loblolly pine (Pinus taeda) throughout its native range
Timothy M. Wertin, University of Illinois; Mary Anne McGuire, University of Georgia; Robert O. Teskey, University of Georgia
4:40 PM
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Banner photo by Flickr user greg westfall.