B13G:
Natural Wetlands and Open Waters in the Global Methane Cycle I Posters

Monday, 15 December 2014: 1:40 PM-6:00 PM
Chairs:  Elaine Matthews, NASA, Goddard Institute for Space Studies, New York, NY, United States, Martin Wik, Stockholm University, Dept. of Geological Sciences, Stockholm, Sweden, Torsten Sachs, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany and Ruth K. Varner, University of New Hampshire, Institute for the Study of Earth, Oceans, and Space, Durham, United States
Primary Conveners:  Elaine Matthews, NASA, Goddard Institute for Space Studies, New York, NY, United States
Co-conveners:  Martin Wik, Stockholm University, Dept. of Geological Sciences, Stockholm, Sweden, Torsten Sachs, GFZ German Research Centre for Geosciences, Potsdam, Germany and Ruth K. Varner, University of New Hampshire, Institute for the Study of Earth, Oceans, and Space, Durham, United States
OSPA Liaisons:  Torsten Sachs, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany

Abstracts Submitted to this Session:

 
Implications of Vegetation Shifts on Greenhouse Gas Production in a Coastal Salt Marsh
Souha Ouni, Barnard College, New York, NY, United States, J Elizabeth Corbett, NASA Goddard Institute for Space Studies, New York, NY, United States and Dorothy M Peteet, Goddard Inst Space Studies, New York, NY, United States
 
Modelling natural wetlands from LGM to Anthropocene
Thomas Kleinen and Victor Brovkin, MPI for Meteorology, Hamburg, Germany
 
Greenhouse Gas Fluxes in a Natural and Restored Wetland before and after Hurricane Sandy
Karina V Schafer, Rutgers University, Newark, NJ, United States, Peter R Jaffe, Princeton Univ, Princeton, NJ, United States and Gil Bohrer, Ohio State University Main Campus, Civil, Environmental & Geodetic Engineering, Columbus, OH, United States
 
Controls for ecosystem methane exchange are time-scale specifc and shift during the growing season of a temperate fen
Franziska Koebsch1, Gerald Jurasinski2, Marian Koch2, Torsten Sachs1, Joachim Hofmann2 and Stephan Glatzel3, (1)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, (2)University of Rostock, Landscape Ecology and Site Evaluation, Rostock, Germany, (3)University of Vienna, Geography and Regional Research, Vienna, Austria
 
Low Permafrost Methane Emissions from Arctic Airborne Flux Measurements
Torsten Sachs1, Andrei Serafimovich1, Stefan Metzger2, Katrin Kohnert1 and Jörg Hartmann3, (1)Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany, (2)NEON, Fundamental Instrument Unit, Boulder, CO, United States, (3)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany
 
Controls of Spatial and Temporal Variability in CH4 Flux in a High Arctic Fen over Three Years
Lena Strom1, Julie Maria Falk1, Kirstine Skov1, Marcin Jackowicz-Korczynski1, Mikhail Mastepanov1, Magnus Lund2, Torben R Christensen3 and Niels Martin Schmidt2, (1)Lund University, Lund, Sweden, (2)Aarhus University, Roskilde, Denmark, (3)Lund University, Physical Geography and Ecosystem Sciences, Lund, Sweden
 
Quantifying the Microbial Utilization of Methanogenesis and Methane Loss from Northern Wetlands
J. Elizabeth Corbett, NASA Goddard Institute for Space Studies, New York, NY, United States, Malak Tfaily, Pacific Northwest National Lab, Richland, WA, United States, David Burdige, Old Dominion University, Gloucester, VA, United States, Paul H Glaser, University of Minnesota Twin Cities, geology, Minneapolis, MN, United States and Jeffrey Chanton, Florida State Univ, Tallahassee, FL, United States
 
Modeling CH4 and CO2 cycling using porewater stable isotopes in a thermokarst bog, interior Alaska
Rebecca Bergquist Neumann1, Steve Blazewicz2 and Mark P Waldrop2, (1)University of Washington Seattle Campus, Civil & Environmental Engineering, Seattle, WA, United States, (2)US Geological Survey, Menlo Park, CA, United States
 
A modeling perspective on wetland methane production and emission
Xiyan Xu, William J Riley and Charles D Koven, Lawrence Berkeley National Laboratory, Berkeley, CA, United States
 
High-resolution Methane Isotope Data Improves Model of Wetland Methane Dynamics
Carmody K McCalley1, Changsheng Li2, Jia Deng2, Joanne H Shorter3, Mark S Zahniser4, Jeffrey Chanton5, Patrick M Crill6, Scott R Saleska7 and Ruth K Varner8, (1)University of New Hampshire Main Campus, Durham, NH, United States, (2)University of New Hampshire, Durham, NH, United States, (3)Aerodyne Research Inc., Billerica, MA, United States, (4)Aerodyne Research Inc, Billerica, MA, United States, (5)Florida State Univ, Tallahassee, FL, United States, (6)Stockholm University, Stockholm, Sweden, (7)University of Arizona, Tucson, AZ, United States, (8)Univ New Hampshire, Durham, NH, United States
 
Interannual Variation in Methane Production Across a Permafrost Thaw Gradient
Brittany Aiello Verbeke1, Paige Elizabeth Clarizia2, Carmody K McCalley2, Samantha Lynn Werner3, Avni Malhotra4, Sophia A Burke2, Patrick M Crill5, Jeffrey Chanton6 and Ruth K Varner3, (1)Florida State University, Tallahassee, FL, United States, (2)University of New Hampshire Main Campus, Durham, NH, United States, (3)Univ New Hampshire, Durham, NH, United States, (4)McGill University, Montreal, QC, Canada, (5)Stockholm University, Stockholm, Sweden, (6)Florida State Univ, Tallahassee, FL, United States
 
Comparison of CH4 Emission and CO2 Exchange Between 2013 and 2014 in a Subarctic Peatland
Paige Elizabeth Clarizia1, Brittany Aiello Verbeke2, Carmody K McCalley1, Samantha Lynn Werner3, Avni Malhotra4, Sophia A Burke1, Patrick M Crill5 and Ruth K Varner6, (1)University of New Hampshire Main Campus, Durham, NH, United States, (2)Florida State University, Tallahassee, FL, United States, (3)University of New Hampshire Main Campus, Derry, NH, United States, (4)McGill University, Montreal, QC, Canada, (5)Stockholm University, Stockholm, Sweden, (6)Univ New Hampshire, Durham, NH, United States
 
Process-Level Measurements of Methane Production, Oxidation, and Efflux Across Geomorphic Gradients in Arctic Polygon Tundra
Lydia J Smith1,2, Mark E Conrad2, Margaret S Torn1,2, Markus Bill2, John Bryan Curtis2, Oriana Chafe2 and Melanie S Hahn1, (1)University of California Berkeley, Berkeley, CA, United States, (2)Lawrence Berkeley National Laboratory, Berkeley, CA, United States
 
Key players of methane dynamics in alpine fens: interaction of vascular plants and microbial communities
Josef A Zeyer, Simrita Cheema and Ruth Henneberger, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
 
Methane dynamics in a montane fen: Factors controlling production, accumulation and emissions
Kisa E Mwakanyamale, Heather Yeung and Maria Strack, University of Calgary, Calgary, AB, Canada
 
Modeling the Interaction of H2 on Root Exudate Degradation and Methanogenesis in Wetland Sediments
David S Pal, Princeton University, Princeton, NJ, United States and Peter R Jaffe, Princeton Univ, Princeton, NJ, United States
 
Linkage among Vegetation, Microbes and Methanogenic Pathways in Alaskan Peatlands
Lin Zhang1, William Sidelinger1, Hui Shu1, Ruth K Varner2 and Mark E Hines1, (1)Univ Massachusetts Lowell, Lowell, MA, United States, (2)Univ New Hampshire, Durham, NH, United States
 
A mechanistic model of microbial competition in the rhizosphere of wetland plants
Farnaz Aslkhodapasand1, Klaus Ulrich Mayer2 and Rebecca Bergquist Neumann1, (1)University of Washington Seattle Campus, Seattle, WA, United States, (2)University of British Columbia, Vancouver, BC, Canada
 
The Influence of Vegetation on Methane Ebullition in a Temperate Wetland
Samantha Roddy, Univ of New Hampshire, Westford, MA, United States, Ruth K Varner, Univ New Hampshire, Durham, NH, United States and Michael W Palace, Complex System Research Center, Durham, NH, United States
 
Methane Emissions from Semi-natural, Drained and Re-wetted Peatlands in Germany
Baerbel Tiemeyer1, Michel Bechtold1, Elisa Albiac Borraz2, Jürgen Augustin2, Matthias Drösler3, Sascha Beetz4, Colja Beyer5, Tim Eickenscheidt3, Sabine Fiedler6, Christoph Förster3, Michael Giebels2, Stephan Glatzel7, Jan Heinichen3, Heinrich Höper5, Katharina Leiber-Sauheitl1, Mandy Peichl-Brak8, Niko Rosskopf9, Michael Sommer10, Jutta Zeitz9 and Annette Freibauer1, (1)Johann Heinrich von Thünen Institute, Institute of Climate-Smart Agriculture, Braunschweig, Germany, (2)Leibniz Centre for Agricultural Landscape Research, Institute for Landscape Biogeochemistry, Müncheberg, Germany, (3)Weihenstephan-Triesdorf University of Applied Sciences, Freising, Germany, (4)University of Rostock, Faculty of Agricultural and Environmental Sciences, Rostock, Germany, (5)LBEG State Authority for Mining, Energy and Geology, Hannover, Germany, (6)Johannes Gutenberg University of Mainz, Institute of Geography, Mainz, Germany, (7)University of Vienna, Geography and Regional Research, Vienna, Austria, (8)University of Hohenheim, Institute of Soil Science and Land Evaluation, Stuttgart, Germany, (9)Humboldt University of Berlin, Division of Soil Science and Site Science, Berlin, Germany, (10)Leibniz Centre for Agricultural Landscape Research, Institute of Soil Landscape Research, Müncheberg, Germany
 
Quantifying the Variability of CH4 Emissions from Pan-Arctic Lakes with Lake Biogeochemical and Landscape Evolution Models
Zeli Tan and Qianlai Zhuang, Purdue University, West Lafayette, IN, United States
 
An automatic remotely web-based control equipment for investigating gas flux at water – air interfaces
Nguyen T. Duc1, Samuel Silverstein2, Martin Wik3, Patrick M Crill3, David Bastviken4 and Ruth K Varner5, (1)University of New Hampshire Main Campus, Durham, NH, United States, (2)Stockholm University, Department of Physics, Stockholm, Sweden, (3)Stockholm University, Dept. of Geological Sciences, Stockholm, Sweden, (4)Linköping University, Linköping, Sweden, (5)Univ New Hampshire, Durham, NH, United States
 
Lake Physical and Geochemical Traits Impact CH4 and CO2 Concentrations
Apryl Lee Perry1, Laura Ann Logozzo2, Martin Wik3, Brett F Thornton3, Patrick M Crill4, Joel E Johnson5 and Ruth K Varner6, (1)University of New Hampshire Main Campus, Durham, NH, United States, (2)CUNY City College, New York, NY, United States, (3)Stockholm University, Dept. of Geological Sciences, Stockholm, Sweden, (4)Stockholm University, Stockholm, Sweden, (5)University of New Hampshire, Dept. of Earth Sciences, Durham, NH, United States, (6)Univ New Hampshire, Durham, NH, United States
 
Linking Sediment Characteristics to Methane Emission Potential in Subarctic Lakes
Laura Ann Logozzo1, Apryl Lee Perry2, Martin Wik3, Brett F Thornton3, Patrick M Crill4, Joel E Johnson5 and Ruth K Varner6, (1)CUNY City College, New York, NY, United States, (2)University of New Hampshire Main Campus, Durham, NH, United States, (3)Stockholm University, Dept. of Geological Sciences, Stockholm, Sweden, (4)Stockholm University, Stockholm, Sweden, (5)University of New Hampshire, Dept. of Earth Sciences, Durham, NH, United States, (6)Univ New Hampshire, Durham, NH, United States
 
Correlating the presence of Sparganium angustifolium with methane ebullition in a subarctic Swedish lake
Kristen Stilson1, Jynessa M Sampson1, Martin Wik2, Patrick M Crill3, Ruth K Varner4 and Maurice Crawford5, (1)Elizabeth City State University, Elizabeth City, NC, United States, (2)Stockholm University, Dept. of Geological Sciences, Stockholm, Sweden, (3)Stockholm University, Stockholm, Sweden, (4)Univ New Hampshire, Durham, NH, United States, (5)University of Maryland Eastern Shore, Department of Natural Sciences, Princess Anne, MD, United States
 
Ebullition of CO2 and CH4 from an Upland Stream Network in Northeastern Siberia
Seth Spawn1, Samuel Dunn2, Greg J Fiske1, John D Schade3 and Nikita Zimov4, (1)Woods Hole Science Center Woods Hole, Woods Hole, MA, United States, (2)Colorado State University, Fort Collins, CO, USA, Graduate Degree Program in Ecology, Fort Collins, CO, United States, (3)St. Olaf College, Northfield, MN, United States, (4)Northeast Scientific Station, Cherskiy, Russia
 
Higher Methane Emissions in Regions of Sea Ice Retreat
Frans-Jan W Parmentier1,2, Wenxin Zhang1, Yanjiao Mi3, Xudong Zhu4, Paul A Miller1, Ko J van Huissteden3, Daniel J Hayes5, Qianlai Zhuang4, Anthony David McGuire6 and Torben R Christensen1,2, (1)Lund University, Physical Geography and Ecosystem Science, Lund, Sweden, (2)Arctic Research Centre, Aarhus University, Aarhus, Denmark, (3)Free University Amsterdam, Amsterdam, Netherlands, (4)Purdue University, West Lafayette, IN, United States, (5)Oak Ridge National Laboratory, Oak Ridge, TN, United States, (6)University of Alaska Fairbanks, Institute of Arctic Biology, Fairbanks, AK, United States
 
Distribution and Emission of Methane in Nakdong Estuary
Jehee Ryu and Soonmo An, Pusan National University, Busan, South Korea
 
Efficient Collection of Methane from Extremely Large Volumes of Water for Natural Radiocarbon Analysis
Katy J. Sparrow and John D Kessler, University of Rochester, Rochester, NY, United States
 
Development of a pre-concentration system and auto-analyzer for dissolved methane, ethane, propane, and butane concentration measurements with a GC-FID
Alexandre Chepigin1, Mihai Leonte1, Frank Colombo2 and John D Kessler1, (1)University of Rochester, Rochester, NY, United States, (2)Pactech Packaging LLC, Rochester, NY, United States
 
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