Carbon in the Arctic: Influence of Climate Change in Aquatic and Terrestrial Ecosystems I Posters

Monday, 15 December 2014: 8:00 AM-12:20 PM
Chairs:  Robert Northington, University of Maine, Orono, ME, United States and Jeffrey M Welker, University of Alaska Anchorage, Department of Biological Sciences, Anchorage, AK, United States
Primary Conveners:  Robert Northington, University of Maine, Orono, ME, United States
Co-conveners:  Jeffrey M Welker, University of Alaska Anchorage, Department of Biological Sciences, Anchorage, AK, United States, Christopher L Osburn, N Carolina St Univ--MEAS, Raleigh, NC, United States and N John Anderson, University of Loughborough, Loughborough, United Kingdom
OSPA Liaisons:  N. John Anderson, University of Loughborough, Loughborough, United Kingdom

Abstracts Submitted to this Session:

UV-screening Organic Matter (CDOM and MAA) as indicators for monitoring changes of the polar marine ecosystem
MI OK PARK1, Sung-Ho Kang2 and Sun Yong Ha2, (1)Pukyong National University, Busan, South Korea, (2)KOPRI Korea Polar Research Institute, Incheon, South Korea
Chromophoric Dissolved Organic Matter in Southwestern Greenland Lakes
Christopher L Osburn1, Madeline E. Giles2 and Graham J. C. Underwood2, (1)N Carolina St Univ--MEAS, Raleigh, NC, United States, (2)University of Essex, Colchester, United Kingdom
Dissolved Organic Carbon Degradation in Response to Nutrient Amendments in Southwest Greenland Lakes
Benjamin Todd Burpee1, Robert Northington1, Kevin S Simon2 and Jasmine E Saros1, (1)University of Maine, Orono, ME, United States, (2)University of Auckland, Auckland, New Zealand
Soil carbon storage and temperature sensitivity associated with shrub and graminoid vegetation in Kangerlussuaq, Greenland
Julia I Bradley-Cook, Chelsea L Petrenko, Andrew J Friedland and Ross A Virginia, Dartmouth College, Hanover, NH, United States
Geochemical drivers of organic matter decomposition in the active layer of Arctic tundra
Elizabeth Herndon1,2, Taniya Roy Chowdhury2, Benjamin Mann2, David E Graham2, Stan D Wullschleger2, Baohua Gu2 and Liyuan Liang2, (1)Kent State University Kent Campus, Kent, OH, United States, (2)Oak Ridge National Laboratory, Oak Ridge, TN, United States
Net Ecosystem Production of Polar Desert and Wetland Landscapes in the Rapidly Changing Canadian High Arctic
Craig A. Emmerton1, Vincent L St.Louis1, Elyn Humphreys2, Joel D Barker3, John Arthur Gamon1 and Gilberto Pastorello4, (1)University of Alberta, Edmonton, AB, Canada, (2)Carleton University, Ottawa, ON, Canada, (3)Ohio State University Main Campus, Columbus, OH, United States, (4)Lawrence Berkeley National Lab, Emeryville, CA, United States
What is driving the change in vegetation productivity in northern Eurasia? 
Pawlok Dass, University of Massachusetts Amherst, Geosciences, Amherst, MA, United States, Michael A Rawlins, University of Massachusetts Amherst, Amherst, MA, United States, Ben Smith, Lund University, Lund, Sweden, John S Kimball, The University of Montana, Flathead Lake Biological Station, Polson, MT, United States and Youngwook Kim, Univ Montana, NTSG, Missoula, MT, United States
Investigating the Effects of Climatic Change and Fire Dynamics on Peatland C Accumulation in Coastal Labrador, Canada
Anna Hall1, Daniel Lesser1, Anna Bourakovsky1, Catherine Hamley1, Cameron Adams1, Anna Westervelt1, Philip Camill1 and Charles E Umbanhowar Jr2, (1)Bowdoin College, Brunswick, ME, United States, (2)St. Olaf College, Northfield, MN, United States
Changing Boreal Fire Regimes: Impacts on Permafrost Soils and Forest Succession in Siberian Larch Forests
Heather Dawn Alexander, University of Texas at Brownsville, Brownsville, TX, United States, Michelle C Mack, University of Florida, Gainesville, FL, United States, Susan Natali, Woods Hole Science Center Falmouth, Falmouth, MA, United States, Michael M Loranty, Colgate University, Geography, Hamilton, NY, United States, Sergey Davydov, Russian Academy of Sciences, Moscow, Russia and Nikita Zimov, Northeast Scientific Station, Cherskiy, Russia
High Arctic tundra greenhouse gas fluxes: new insights from Adventdalen, Svalbard
Norbert Pirk1,2, Frans-Jan W Parmentier1,3, Mikhail Mastepanov1,3, Hanne H. Christiansen2 and Torben R Christensen1,3, (1)Lund University, Physical Geography and Ecosystem Science, Lund, Sweden, (2)University Centre in Svalbard, Longyearbyen, Norway, (3)Arctic Research Centre, Aarhus University, Aarhus, Denmark
Late-Summer Tundra Methane Concentrations and Fluxes on the North Slope of Alaska
Joseph P Smith1, Rizalina S. Suriben1, Richard B Coffin2,3, Thomas Jordan Boyd2, Paula S Rose3,4, Thomas A Douglas5, Lewis C Millholland IV4, Erik Redman Boudart1 and John Edward Woods1,6, (1)US Naval Academy, Oceanography Department, Annapolis, MD, United States, (2)Naval Research Laboratory, Washington, DC, United States, (3)Texas A & M University Corpus Christi, Department of Physical and Environmental Sciences, Corpus Christi, TX, United States, (4)SAIC/NRL--Code 61, Washington, DC, United States, (5)US Army Corps of Engineers, Jacksonville, FL, United States, (6)US Naval Academy, Annapolis, MD, United States
Effect of Thaw Depth on Fluxes of CO2 and CH4 in Manipulated Arctic Coastal Tundra of Barrow, Alaska
Yongwon Kim, University of Alaska Fairbanks, Fairbanks, AK, United States
Quantifying the magnitude, spatiotemporal variation and age of aquatic CO2 fluxes in western Greenland
Hazel Elizabeth Long1, Susan Waldron2, Trevor Hoey2, Mark Garnett3 and Jason Newton3, (1)University of Glasgow, Glasgow, G12, United Kingdom, (2)University of Glasgow, Glasgow, United Kingdom, (3)Scottish Universities Environmental Research Center at the University of Glasgow, East Kilbride, United Kingdom
Making Carbon Emissions Remotely Sensible: Flux Observations of Carbon from an Airborne Laboratory (FOCAL), its Near-Surface Survey of Carbon Gases and Isotopologues on Alaska's North Slope
Ronald Dobosy1, Edward J Dumas1, David S Sayres2, Claire E Healy2, Jason Brent Munster2, Bruce Baker1 and James G Anderson2, (1)NOAA/ATDD, Oak Ridge, TN, United States, (2)Harvard University, Cambridge, MA, United States
Low-Altitude CH4 and δ13CH4 spatial Heterogeneity over the Northern Slope of Alaska
Claire E Healy1, David S Sayres1, Jason Brent Munster1, Edward J Dumas2, Ronald Dobosy3, John Kochendorfer4, Jordan Wilkerson1, Bruce Baker3, Mark Heuer2, Tilden P Meyers2, Manvendra Krishna Dubey5 and James G Anderson1, (1)Harvard University, Cambridge, MA, United States, (2)NOAA/ATDD, Oak Ridge, TN, United States, (3)NOAA Oak Ridge, Oak Ridge, TN, United States, (4)NOAA Oak Ridge, Atmospheric Turbulence and Diffusion Division, Oak Ridge, TN, United States, (5)Los Alamos National Laboratory, Los Alamos, NM, United States
Detection of Long-Term Change in Methane Emissions Using Atmospheric Network Observations
Lori Bruhwiler, NOAA/ESRL/GMD, Boulder, CO, United States