B41E:
Changing Ecosystems of the Arctic and Antarctic Posters II

Session ID#: 4695

Thursday, 18 December 2014: 8:00 AM-12:20 PM
Not an Option (Moscone West)
Chairs:  Gaius R Shaver, Marine Bio Lab, Woods Hole, MA, United States, Jacqueline M. Grebmeier, Univ MD Center Enviro Science, Solomons, United States and Eileen E Hofmann, Old Dominion University, Center for Coastal Physical Oceanography, Norfolk, VA, United States
Primary Convener:  Lauren M Everett, National Academy of Sciences, Polar Research Board, Washington, DC, United States
Co-conveners:  Eileen E Hofmann, Old Dominion University, Center for Coastal Physical Oceanography, Norfolk, VA, United States, Jacqueline M. Grebmeier, Univ MD Center Enviro Science, Solomons, United States and Gaius R Shaver, Marine Bio Lab, Woods Hole, MA, United States
OSPA Liaison:  Gaius R Shaver, Marine Bio Lab, Woods Hole, MA, United States
Co-Sponsor(s):
  • C - Cryosphere
  • GC - Global Environmental Change
  • OS - Ocean Sciences
Index Terms:
Virtual Option?: No
Swirl Theme: Enhanced Climate Changes at High Latitude

Abstracts Submitted to this Session:

 
Response of Peat-forming Ecosystems of the Western Antarctic Peninsula to Recent Climate Change (26171)
Mary Tardona1, Dave Beilman1, Zicheng Yu2 and Julie Loisel3, (1)University of Hawaii at Manoa, Honolulu, HI, United States, (2)Lehigh University, Department of Earth and Environmental Sciences, Bethlehem, PA, United States, (3)University of California Los Angeles, Los Angeles, CA, United States
 
Changing Seasonality of Tundra Vegetation and Associated Climatic Variables (9002)
Uma Suren Bhatt1, Donald A Walker2, Martha K Raynolds3, Peter Bieniek1, Howard E Epstein4, Josefino C Comiso5, Jorge E Pinzon6, Compton J Tucker7, Michael Steele8, Wendy S Ermold9 and Jinlun Zhang10, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)University of Alaska Fairbanks, Alaska Geobotany Center, Fairbanks, AK, United States, (3)University of Alaska Fairbanks, Institute of Arctic Biology, Fairbanks, AK, United States, (4)University of Virginia, Department of Environmental Sciences, Charlottesville, United States, (5)NASA Goddard Space Flight Center, Cryospheric Sciences Laboratory, Greenbelt, MD, United States, (6)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (7)NASA Goddard Space Flight Center, Earth Science Division, Greenbelt, MD, United States, (8)Univ Washington, Seattle, United States, (9)Applied Physics Laboratory University of Washington, Kenmore, WA, United States, (10)University of Washington, Seattle, WA, United States
 
Diverging Plant and Ecosystem Strategies in Response to Climate Change in the High Arctic (10976)
Kadmiel S Maseyk1,2, Jeffrey M Welker3, Claudia I Czimczik4, Massimo Lupascu5, Celine Lett2,6 and Ulrike Seibt2,7, (1)Open University, School of Environment, Earth and Ecosystem Sciences, Milton Keynes, United Kingdom, (2)University Pierre and Marie Curie Paris VI, Paris, France, (3)University of Alaska Anchorage, Department of Biological Sciences, Anchorage, United States, (4)University of California Irvine, Department of Earth System Science, Irvine, United States, (5)Univ of California, Irvine, Irvine, CA, United States, (6)NERC British Antarctic Survey, Cambridge, United Kingdom, (7)University of California Los Angeles, Los Angeles, CA, United States
 
A Greener Arctic: Vascular Plant Litter Input in Subarctic Peat Bogs Changes Soil Invertebrate Diets and Decomposition Patterns (12680)
Eveline J. Krab1,2, Matty P. Berg2, Rien Aerts2, Richard S.P. van Logtestijn2 and Hans H.C. Cornelissen2, (1)Umeå University, Umeå, Sweden, (2)VU University Amsterdam, Ecological Sciences, Amsterdam, Netherlands
 
Developmental History of an Intriguing Peat-Forming Community Along the West Antarctic Peninsula (12809)
Julie Loisel, University of California Los Angeles, Los Angeles, CA, United States, Zicheng Yu, Lehigh University, Department of Earth and Environmental Sciences, Bethlehem, PA, United States, Dave Beilman, University of Hawaii at Manoa, Department of Geography, Honolulu, HI, United States and Karl Kaiser, Texas A&M University at Galveston, Department of Marine and Coastal Environmental Science, Galveston, TX, United States
 
Modeling study of phytoplankton and sea ice algal production and phenology in the Antarctic Ocean (14512)
Meibing Jin, University of Alaska Fairbanks, Fairbanks, AK, United States
 
A Shift to Melted Sea Ice From Runoff as the Major Component of Chukchi Shelf Open Water Freshwater Fractions, 1993-2013 (16567)
Lee W Cooper1, Karen E Frey2, Christie L Logvinova2, Dana M Biasatti1 and Jacqueline M. Grebmeier3, (1)Univ MD Center Enviro Science, Solomons, MD, United States, (2)Clark University, Graduate School of Geography, Worcester, MA, United States, (3)Univ MD Center Enviro Science, Solomons, United States
 
CO2 Flux From Antarctic Dry Valley Soils: Determining the Source and Environmental Controls (17091)
David A Risk1, Chris M Macintyre2, Fiona Shanhun3, Peter C Almond3, Charles Lee4 and Craig Cary4, (1)St. Francis Xavier University, Earth and Environmental Sciences, Antigonish, NS, Canada, (2)St. Francis Xavier University, Earth Sciences, Antigonish, NS, Canada, (3)Lincoln University, Agriculture and Life Sciences, Lincoln, New Zealand, (4)University of Waikato, International Centre for Terrestrial Antarctic Research, Hamilton, New Zealand
 
Variability in Canopy Transpiration with Atmospheric Drivers and Permafrost Thaw Depth in an Arctic Siberian Larch Forest (18161)
Michael M Loranty, Colgate University, Geography, Hamilton, NY, United States, Logan T. Berner, Northern Arizona University, SICCS, Flagstaff, United States, Heather Dawn Alexander, Auburn University, Auburn, United States and Sergey P Davydov, Far Eastern Branch of Russian Academy of Sciences, Pacific Institute of Geography, North-East Science Station, Cherskii, Russia
 
An Inter-Disciplinary Approach to Assess Adaptation Processes Resulting From a Long-Term Drainage Disturbance of a Permafrost Ecosystem (21249)
Mathias Goeckede1, Min Jung Kwon2, Fanny Kittler2, Ina Burjack1, Martin Heimann3, Nikita Zimov4 and Sergei A Zimov4, (1)Max Planck Institute for Biogeochemistry, Jena, Germany, (2)Korea Polar Research Institute, Incheon, South Korea, (3)Max Planck Institute for Biogeochemistry, Biogeochemical Systems, Jena, Germany, (4)Northeast Scientific Station of Pacific Institute for Geography of Russian Academy of Sciences, Cherskiy, Russia
 
Effects of Winter Climate Change on Plant and Soil Ecology of Cryoturbated Non-Sorted Circles Tundra (22296)
Sylvain Monteux1, Eveline J. Krab2, Jonas Rönnefarth3, Marina Becher2, Gesche Blume-Werry1, Jürgen Kreyling4, Frida Keuper1, Jonatan Klaminder5, Makoto Kobayashi6, Erik J Lundin7, Ann Milbau1, Laurenz Michael Teuber2, James Weedon8 and Ellen Dorrepaal9, (1)Umeå University, Abisko, Sweden, (2)Umeå University, Umeå, Sweden, (3)University of Bayreuth, Bayreuth, Germany, (4)University of Greifswald, Greifswald, Germany, (5)Umeå University, Ecology and Environmental Sciences, Umeå, Sweden, (6)Hokkaido University, Sapporo, Japan, (7)Abisko Scientific Research Station, Swedish Polar Research Secretariat, Abisko, Sweden, (8)University of Antwerp, Antwerp, Belgium, (9)Umeå University, Climate Impacts Research Centre, Ecology and Environmental Science, Umeå, Sweden
 
Experimental evidence that microbial activity lowers the albedo of glacier surfaces: the cryoconite casserole experiment. (25821)
Michaela Musilova1, Martyn Tranter2, Nozomu Takeuchi3 and Alexandre M Anesio2, (1)University of Bristol, Geography, Bristol, United Kingdom, (2)University of Bristol, School of Geographical Sciences, Bristol, United Kingdom, (3)Chiba University, Department of Earth Sciences, Chiba, Japan
 
Future Biome Projections in Alaska and East Russia (26422)
Amy Hendricks1,2, Kazuyuki Saito1,3, Nancy H Bigelow4,5 and John E Walsh4,6, (1)University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, United States, (2)University of Alaska Fairbanks, Fairbanks, United States, (3)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (4)University of Alaska Fairbanks, Fairbanks, AK, United States, (5)Alaska Quaternary Center, Fairbanks, AK, United States, (6)International Arctic Research Center, Fairbanks, AK, United States
 
Distribution of dissolved and particulate trace metals in Arctic sea ice (26486)
Meghan Taylor1, Ingrid L Hendy2, Sarah Aciego1 and Kyle Meyer3, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)University of Michigan Ann Arbor, Earth and Environmental Sciences, Ann Arbor, MI, United States, (3)University of Michigan, Ann Arbor, MI, United States
 
A Spatially-Explicit Modeling Approach to Examine the Interaction of Reproductive Traits and Landscape Characteristics on Arctic Shrub Expansion (26780)
Adam T Naito, Texas A & M University, Geography, College Station, TX, United States, Cairns M. David, Texas A&M University, Department of Geography, College Station, TX, United States, Richard M. Feldman, Texas A & M University, Industrial & Systems Engineering, College Station, TX, United States and William E. Grant, Texas A & M University, Wildlife and Fisheries Sciences, College Station, United States
 
Seasonal and inter-annual variability of dissolved inorganic nutrients along the western Antarctic Peninsula: is the Southern Annular Mode a potential driver?  (27587)
Heather Hyewon Kim1,2, Douglas G Martinson3,4, Richard A Iannuzzi3 and Hugh W Ducklow5,6, (1)Woods Hole Oceanographic Institution, Marine Chemistry & Geochemistry, Woods Hole, MA, United States, (2)Columbia University, Department of Earth and Environmental Sciences, New York, NY, United States, (3)Lamont-Doherty Earth Observatory, Columbia University, Division of Ocean and Climate Physics, Palisades, NY, United States, (4)Lamont-Doherty Earth Observatory of Columbia University, Division of Ocean & Climate Physics, Palisades, NY, United States, (5)Lamont-Doherty Earth Observatory, Columbia University, Division of Biology & Paleo Environment, Palisades, United States, (6)Columbia University, Department of Earth and Environmental Sciences, New York, United States
 
Chromophoric Dissolved Organic Matter across a Marine Distributed Biological Observatory in the Pacific Arctic Region (27594)
Samuel L Berman, Clark University, Worcester, MA, United States, Karen E Frey, Clark University, Graduate School of Geography, Worcester, MA, United States, Kristen Laurel Shake, Clark Labs, Worcester, MA, United States, Lee W Cooper, University of Maryland Center for Environmental Science, Chesapeake Biological Laboratory, Solomons, United States and Jacqueline M. Grebmeier, Univ MD Center Enviro Science, Solomons, United States
 
Evaluating Post-fire Ecosystem Effects in Tussock Tundra of the Seward Peninsula: Characterizing Above-ground Biomass Accumulation, Soil Nutrient Pools, and Foliar Nitrogen. (27608)
Teresa N Hollingsworth, University of Alaska Fairbanks, Fairbanks, AK, United States, Michelle C Mack, Northern Arizona University, Center for Ecosystem Science and Society, Flagstaff, AZ, United States and Amy Lynn Breen, University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, United States
 
Compound-Specific Amino Acid Isotopic Analysis of Benthic Food Webs in the Chukchi Sea (27846)
Mengjie Zhang1,2, Lee W Cooper1, Dana M Biasatti1 and Jacqueline M. Grebmeier3, (1)Univ MD Center Enviro Science, Solomons, MD, United States, (2)Univ Maryland, Solomons, MD, United States, (3)Univ MD Center Enviro Science, Solomons, United States
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