97th ESA Annual Meeting (August 5 -- 10, 2012)

Thursday, August 9, 2012: 8:00 AM-11:30 AM

B112, Oregon Convention Center

8:00 AM

COS 123-1

Radiocarbon bomb spike reveals climate change is stunting growth of century old Antarctic moss shoots
Sharon A. Robinson, University of Wollongong; Laurence J. Clarke, University of Adelaide; Melinda J. Waterman, University of Wollongong; Jessica Bramley-Alves, University of Wollongong; Quan Hua, Australian Nuclear Science and Technology Organisation; Wolfgang Wanek, University of Vienna, Austria; David Fink, Australian Nuclear Science and Technology Organisation

8:20 AM

COS 123-2

Ceratodon purpureus: Cell wall sunscreens, radiocarbon dating, and life of an Antarctic moss under an elevated UV climate
Melinda J. Waterman, University of Wollongong; Quan Hua, Australian Nuclear Science and Technology Organisation; Paul A. Keller, University of Wollongong; Sharon A. Robinson, University of Wollongong

8:40 AM

COS 123-3

The demise of alpine plant specialists? Implications of warming temperatures and advanced snowmelt on alpine plant communities, southwestern Colorado
Michael Remke, Northern Arizona University

9:00 AM

COS 123-4

Assessing conifer seedling regeneration on two substrates at timberline-alpine meadow borders
Adelaide C. Johnson, USDA Forest Service; J. Alan Yeakley, Portland State University

9:20 AM

COS 123-5

Biological nitrogen-fixation explains ancient sustained use of subarctic alluvial meadows
Thomas H. DeLuca, Bangor University; Olle Zackrisson, Swedish University of Agricultural Sciences; Ingela Bergman, Institute for Subarctic Landscape Research; Beatrice Díez, Pontificia Universidad Católica de Chile; Birgitta Bergman, Stockholm University

9:40 AM

COS 123-

Break

9:50 AM

COS 123-6

Shrub abundance and seasonal variation in ecosystem properties across a fertilization chronosequence in moist acidic tundra
Jennie R. McLaren, University of Texas at El Paso; Laura Gough, University of Texas at Arlington

10:10 AM

COS 123-7

Species richness and life-history traits of butterfly communities along an altitudinal gradient in the German Alps
Annette Leingärtner, University of Würzburg; Jochen Krauss, University of Würzburg; Ingolf Steffan-Dewenter, University of Würzburg

10:30 AM

COS 123-8

Seasonal and vegetation driven shifts in Arctic dissolved organic carbon composition using metabolomics and fluorescence characterization
Claudia M. Boot, Colorado State University; Joshua P. Schimel, University of California, Santa Barbara; Matthew D. Wallenstein, Colorado State University

10:50 AM

COS 123-9

How do changing climate variables impact alpine plant communities?: Linking gradients of temperature, precipitation, and available soil nitrogen to plant growth and chemistry
Serge A. Farinas, University of Mchigan

See more of: Contributed Oral Papers

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COS 123 - Arctic, Alpine, Antarctic Systems