COS 1 - Biogeochemistry: Biogeo Patterns Along Environmental Gradients

Monday, August 8, 2016: 1:30 PM-5:00 PM
304, Ft Lauderdale Convention Center
1:30 PM
 Variability in permafrost depth and potential biogeochemical indicators in Alaskan peatlands
John E Anderson, Geospatial Research Lab; Robyn A. Barbato, US Army Cold Regions Research and Engineering Lab; Thomas Douglas, Cold Regions Research Laboratory; Stephen Newman, Cold Regions Research and Engineering Laboratory
1:50 PM
 Historical patterns of atmospheric nitrogen deposition across the western United States determined from herbaria lichen specimens
Sarah M. Anderson, Washington State University; Shannon E. Albeke, University of Wyoming; David G. Williams, University of Wyoming; Jill A. McMurray, Air Resource Management Program; R. Dave Evans, Washington State University
2:10 PM
 Lagged effects of precipitation drive plant community composition responses to ecosystem engineering
Joshua B. Grinath, Rocky Mountain Biological Laboratory; Nicolas Deguines, University of Washington; Laura R. Prugh, University of Washington; Justin S. Brashares, University of California Berkeley; Katharine N. Suding, University of Colorado
2:30 PM
 Relation between tree abundance and intra-annual rainfall variability in tropical savannas: Global patterns and ecological causes
Xiangtao Xu, Princeton University; David M. Medvigy, Princeton University; Ignacio Rodriguez-Iturbe, Princeton University
2:50 PM
 Soil properties drive carbon-water relations across a climate gradient in Sierra Nevada forests
Toby M. Maxwell, University of California, Davis; Lucas C.R. Silva, University of California, Davis; William R. Horwath, University of California, Davis
3:10 PM
3:20 PM
 Nutrient cycling efficiency compared across sites, elements, and forest types
Ruth D. Yanai, SUNY College of Environmental Science and Forestry; Timothy J. Fahey, Cornell University; Byung Bae Park, Chungnam National University,College of Agriculture and Life Sciences; James B. Shanley, USGS; Scott W. Bailey, USFS; Richard A. Hallett, USDA Forest Service; Donald S. Ross, University of Vermont
3:40 PM
 Biotic control on carbonate dissolution in a low relief patterned landscape in South Florida
Xiaoli Dong, Duke University; James B. Heffernan, Duke University
4:00 PM
 Higher carbon-to-nitrogen ratios in soils dominated by ectomycorrhizal-associated trees do not equate to greater soil carbon storage
Matthew E. Craig, Indiana University; Benjamin L. Turner, Smithsonian Tropical Research Institute; Norman A. Bourg, Smithsonian Institution - National Zoological Park; William J. McShea, Smithsonian Conservation Biology Institute at the National Zoological Park; Richard P. Phillips, Indiana University
4:20 PM
 Microbial community structure across a tidal wetland salinity gradient
Georgios Giannopoulos, Virginia Commonwealth University; Dong Yoon Lee, Virginia Commonwealth University; Olivia De Meo, Virginia Commonwealth University; Gabriella Balasa, Virginia Commonwealth University; Scott Neubauer, Virginia Commonwealth University; Bonnie Brown, Virginia Commonwealth University; Rima Franklin, Virginia Commonwealth University
4:40 PM
 Watershed elevation determines the impacts of terrestrial and marine-derived nutrients on freshwater systems
Denise A. Devotta, University of Illinois at Urbana-Champaign; Jennifer M. Fraterrigo, University of Illinois at Urbana-Champaign; Patrick Walsh, US Fish and Wildlife Service; Stacey Lowe, US Fish and Wildlife Service; Daniel E. Schindler, University of Washington; Tim Sands, Alaska Department of Fish and Game; Feng Sheng Hu, University of Illinois at Urbana-Champaign
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