COS 13 - Paleoecology

Monday, August 3, 2009: 1:30 PM-5:00 PM
Grand Pavillion IV, Hyatt
Presider:
Jacquelyn L. Gill, University of Maine
1:30 PM
 Landscape context can affect the sensitivity of sand plain vegetation to climate change
Sara C. Hotchkiss, University of Wisconsin; Elizabeth A. Lynch, Luther College; Randy Calcote, University of Minnesota
1:50 PM
 Ecologically significant Holocene temperature trends at the headwaters of the Colorado River
Anna K. Henderson, University of Minnesota; Bryan N. Shuman, University of Wyoming; Youngsong Huang, Brown University
2:10 PM
 Tundra fire regimes and interactions with late-Holocene climate and vegetation change in the Alaskan Arctic
Melissa Chipman, University of Illinois at Urbana-Champaign; Philip E. Higuera, University of Idaho; Jennifer Allen, National Park Service; Michael A. Urban, University of Illinois Urbana-Champaign; T. Scott Rupp, University of Alaska, Fairbanks; Feng Sheng Hu, University of Illinois at Urbana-Champaign
2:30 PM
 Environmental changes, and use of woody plants during ancient Hawaiian settlement at Nu‘alolo Kai, Kaua‘i
Marjeta Jeraj, University of Wisconsin; Sara C. Hotchkiss, University of Wisconsin; Michael W. Graves, University of New Mexico; Terry L. Hunt, University of Hawaii
2:50 PM
 Do lake sediment records show evidence of a Younger Dryas impact event or its potential ecological effects?
Jacquelyn L. Gill, University of Maine; Jeremiah P. Marsicek, University of Wyoming; J. P. Donnelly, Woods Hole Oceanographic Institution; Bruce Simonson, Oberlin College; Jack W. Williams, University of Wisconsin-Madison
3:10 PM
3:20 PM
 When did C4 Photosynthesis Evolve? New Evidence from d13C Analysis of Single Grass-Pollen Grains
Michael A. Urban, University of Illinois Urbana-Champaign; David Nelson, University of South Alabama; Ann Pearson, Harvard University; Feng Sheng Hu, University of Illinois at Urbana-Champaign
3:40 PM
 Early Holocene analog for plant succession over the next 2000 years
Kenneth L. Cole, USGS Southwest Biological Science Center
4:00 PM
 Evidence for the early stages of eutrophication in association with Gloeotrichia echinulata in a Maine, USA, lake
Holly A. Ewing, Bates College; Kathryn L. Cottingham, Dartmouth; Peter R. Leavitt, University of Regina; Cayelan C. Carey, Virginia Tech; Emil Rydin, Uppsala University; Kathleen C. Weathers, Cary Institute of Ecosystem Studies
4:20 PM
 Size matters: Examining patterns of maximum body size of mammals over time and space
Felisa A. Smith, University of New Mexico; Alison G. Boyer, Oak Ridge National Laboratory; James H. Brown, University of New Mexico; Daniel P. Costa, University of California Santa Cruz; Tamar Dayan, Tel-Aviv University; Alistair Evans, Monash University; S.K. Morgan Ernest, Utah State University; Mikael Fortelius, University of Helsinki; Larisa E. Harding, University of New Mexico; Kari Lintulaakso, University of Helsinki; S. Kathleen Lyons, National Museum of Natural History; Richard Sibly, University of Reading; Juha Saarinen, University of Helsinki; Jessica Theodor, University of Calgary; Mark Uhen, University of Alabama
4:40 PM
 A tale of two continents: Ecology, phylogeny, and body size in the great American biotic interchange
Shawn B. Whiteman, University of New Mexico; Alison G. Boyer, Oak Ridge National Laboratory; Felisa A. Smith, University of New Mexico
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Banner photo by Flickr user greg westfall.