B42D:
Vulnerability of Permafrost Carbon to Climate Change III

Session ID#: 4734

Thursday, 18 December 2014: 10:20 AM-12:20 PM
2003 (Moscone West)
Chairs:  Anthony David McGuire, Univ Alaska Fairbanks, Fairbanks, AK, United States and David Olefeldt, University of Alberta, Edmonton, AB, Canada
Primary Convener:  Christina Schaedel, Woodwell Climate Research Center, Falmouth, United States
Co-conveners:  Anthony David McGuire, University of Alaska Fairbanks, Institute of Arctic Biology, Fairbanks, AK, United States and David Olefeldt, University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada
OSPA Liaison:  Christina Schaedel, Woodwell Climate Research Center, Falmouth, United States
Co-Sponsor(s):
  • C - Cryosphere
  • GC - Global Environmental Change
Index Terms:

0428 Carbon cycling [BIOGEOSCIENCES]
0486 Soils/pedology [BIOGEOSCIENCES]
0702 Permafrost [CRYOSPHERE]
1615 Biogeochemical cycles, processes, and modeling [GLOBAL CHANGE]
Virtual Option?: No
Swirl Theme: Global Soils

Abstracts Submitted to this Session:

B42D-01
Reducing Uncertainty in Methane Emission Estimates from Permafrost Environments (Invited) (3362)
Torben R Christensen1,2, Mikhail Mastepanov3,4, Magnus Lund5, Mikkel P Tamstorf6, Frans-Jan W Parmentier6,7, Søren Rysgård6 and Achim J Lilienthal8, (1)Lund Univ, Lund, Sweden, (2)Lund University, Lund, Sweden, (3)Aarhus University, Department of Bioscience, Arctic Research Centre, Aarhus C, Denmark, (4)Lund University, Physical Geography and Ecosystem Science, Lund, Sweden, (5)Aarhus University, Arctic Research Centre, Aarhus C, Denmark, (6)Arctic Research Centre, Aarhus University, Aarhus, Denmark, (7)Lund University, Department of Physical Geography and Ecosystem Science, Lund, Sweden, (8)Örebro University, AASS, School of Science and Technology, Örebro, Sweden
B42D-02
Changes in long term CH4 fluxes from the Alaskan North Slope based on a sector analysis of Barrow CH4 mole fraction measurements (24873)
Colm Sweeney1, Edward J Dlugokencky2, Steven C Wofsy3, Anna Karion1, Charles E Miller4, Steven J Dinardo5, Lori Bruhwiler2 and John B Miller2, (1)NOAA/Earth System Research Lab, Boulder, CO, United States, (2)NOAA, Global Monitoring Laboratory, Boulder, United States, (3)Harvard University, Cambridge, United States, (4)California Institute of Technology, Jet Propulsion Laboratory, Pasadena, United States, (5)Jet Propulsion Laboratory, Pasadena, CA, United States
B42D-03
The Influence of Thermokarst on Potential Decomposability of Soil Organic Matter in a Taiga and Tundra setting in NE Russia (15827)
Niels Weiss1, Peter Kuhry2 and Gustaf Hugelius2, (1)Stockholm University, Stockholm, Sweden, (2)Stockholm University, Department of Physical Geography, Stockholm, Sweden
B42D-04
Impact of hydrology and vegetation community structure on CO2 and CH4 flux patterns in a permafrost ecosystem in Northeast Siberia (14019)
Min Jung Kwon1, Mathias Goeckede2, Marcus Wildner3, Martin Heimann4, Nikita Zimov5 and Sergei A Zimov5, (1)Korea Polar Research Institute, Incheon, South Korea, (2)Max Planck Institute for Biogeochemistry, Jena, Germany, (3)University of Bayreuth, GeoEcology, Bayreuth, Germany, (4)Max Planck Institute for Biogeochemistry, Biogeochemical Systems, Jena, Germany, (5)Northeast Scientific Station of Pacific Institute for Geography of Russian Academy of Sciences, Cherskiy, Russia
B31G-0112
Constraining Soil C Loss upon Thaw: Comparing Soils with and without Permafrost (7663)
Jennifer W W Harden1, Chien-Lu Ping2, Jonathan A O'Donnell3, Charles D Koven4, Gary J Michaelson5, Helene Genet2 and Xiaomei Xu6, (1)USGS California Water Science Center Menlo Park, Menlo Park, CA, United States, (2)University of Alaska Fairbanks, Fairbanks, AK, United States, (3)National Park Service Anchorage, Anchorage, AK, United States, (4)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (5)University of Alaska Fairbanks, Palmer, AK, United States, (6)University of California Irvine, Earth System Science, Irvine, United States
B42D-06
Correlating Permafrost Organic Matter Composition and Characteristics with Methane Production Potentials in a First Generation Thermokarst Lake and Its Underlying Permafrost Near Fairbanks, Alaska, USA (4470)
Joanne K. Heslop1, Katey M Walter Anthony1, Armando Sepulveda-Jauregui1 and Karla Catalina Martinez-Cruz2, (1)University of Alaska Fairbanks, Water and Environmental Research Center, Fairbanks, AK, United States, (2)University of Alaska Fairbanks, Fairbanks, AK, United States
B42D-07
Understanding Carbon Storage in Permafrost Peatlands: Examples from Thermokarst Landscapes in Interior Alaska (11090)
Miriam Jones1, Jennifer W W Harden2, Jonathan A O'Donnell3, Kristen Manies2 and Torre Jorgenson4, (1)U.S. Geological Survey., Reston, United States, (2)USGS California Water Science Center Menlo Park, Menlo Park, CA, United States, (3)National Park Service Anchorage, Anchorage, AK, United States, (4)Alaska Ecoscience, Fairbanks, AK, United States
B42D-08
Climate impacts on Canadian subarctic peatland C accumulation and storage potentially mediated by moisture, peatland development, and fire (16625)
Philip Camill1, Charles E Umbanhowar Jr2, Cameron Adams3, Anna Westervelt3, Daniel Lesser3, Anna Hall3, Catherine Hamley3 and Anna Bourakovsky3, (1)Bowdoin College, Earth and Oceanographic Science Dept. and Environmental Studies Program, Brunswick, United States, (2)St. Olaf College, Biology and Environmental Studies, Northfield, United States, (3)Bowdoin College, Brunswick, ME, United States
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