Session: Biogeochemistry: Experimental Climate Change Effects On Biogeo Processes (2017 ESA Annual Meeting (August 6 -- 11))

8:00 AM

The Nitrogen (N) Homogeneity Hypothesis: Effects of excess N on spatial patterns of soil nutrients and herb communities of hardwood forest ecosystems
Frank Gilliam, University of West Florida

8:20 AM

COS 171-2

Rainfall interception shelters cause minimal non-drought effects on photosynthesis
Michael Loik, University of California; Josephine C. Lesage, University of California, Santa Cruz

8:40 AM

COS 171-3

Novel methods for measuring nonstructural tree carbon flux to assess effects of lengthening growing seasons
George R. Robinson, State University of New York at Albany; Andrei Lapenas, State University of New York at Albany; James Castrcane, SUNY Polytechnic Institute; Marie Orton, State University of New York at Albany

9:00 AM

COS 171-4

Effects of altered precipitation regimes on soil GHGs emissions in a tallgrass prairie
Megan E. Scott, Purdue University; Jeffrey S. Dukes, Purdue University

9:20 AM

COS 171-5

Responses of switchgrass to precipitation changes: Nonlinear and asymmetric?
Dafeng Hui, Tennessee State University; Chih-Li Yu, Tennessee State University; Qi Deng, Tennessee State University; Sadiye Aras, Tennessee State University; E. Kudjo Dzantor, Tennessee State University; Philip A. Fay, USDA, Agricultural Research Service; Weijun Shen, Chinese Academy of Sciences; Yiqi Luo, University of Oklahoma

9:40 AM

COS 171-

Break

9:50 AM

COS 171-6

Why ice storms aren't cool: New research at Hubbard Brook Experimental Forest targets catastrophic winter storms
Lindsey E. Rustad, USDA Forest Service; John L. Campbell, USDA Forest Service; Charles T. Driscoll, Syracuse University; Timothy J. Fahey, Cornell University; Robert Fahey, University of Connecticut; Sarah R. Garlick, Hubbard Brook Research Foundation; Peter M. Groffman, Cary Institute of Ecosystem Studies; Gary H. Hawley, University of Vermont; Paul G. Schaberg, USDA Forest Service; Joseph Staples, University of Southern Maine

10:10 AM

COS 171-7

Soil C chemistry reveals microbial metabolism shift in response to imposed climate change in arid ecosystem
Nancy J Hess, Pacific Northwest National Laboratory; Lisa M Bramer, Pacific Northwest National Laboratory; Malak M. Tfaily, Pacific Northwest National Laboratory; Alejandro Heredia-Langner, Pacific Northwest National Laboratory; Sarah Fansler, Pacific Northwest National Laboratory; Lee Ann McCue, Pacific Northwest National Laboratory; Vanessa Bailey, Pacific Northwest National Laboratory

10:30 AM

COS 171-8

Metalimnetic oxygen minimum zones decouple diffusive CH₄ and CO₂ fluxes from seasonal turnover in a eutrophic reservoir
Ryan McClure, Virginia Tech; Kathleen D. Hamre, Virginia Tech; Mary E. Lofton, Virginia Tech; B.R. Niederlehner, Virginia Tech; Zackary W. Munger, Virginia Tech; Shengyang Chen, University of Sydney; Jonathan P. Doubek, Lake Superior State University; Madeline E. Schreiber, Virginia Tech; Cayelan Carey, Virginia Tech

10:50 AM

COS 171-9

Do wetland soils emit or sequester carbon? A novel method to assess carbon sequestration rate in natural and restored tidal freshwater wetlands
Amr Keshta, University of Maryland; Stephanie A. Yarwood, University of Maryland; Andrew H. Baldwin, University of Maryland

11:10 AM Cancelled

COS 171-10

Portuguese oysters produce impaired, mechanically weaker shells at elevated CO₂ (widthdrawn)
Yuan Meng, The University of Hong Kong; Zhenbin Guo, The Hong Kong Polytechnic University; Susan Fitzer, University of Glasgow; Vera B. S. Chan, Clemson University; Chaoyi Li, The University of Hong Kong; Abhishek Upadhyay, The University of Hong Kong; Maggie Cusack, University of Glasgow; Haimin Yao, The Hong Kong Polytechnic University; Kelvin Yeung, The University of Hong Kong; V. Thiyagarajan, The University of Hong Kong

COS 171 - Biogeochemistry: Experimental Climate Change Effects On Biogeo Processes