B53H:
Observations and Model Requirements for Understanding Drivers of Disturbance Processes in Arctic and Boreal Terrestrial Ecosystems I Posters

Friday, 19 December 2014: 1:40 PM-3:40 PM
Chairs:  Santonu Goswami1, Daniel J Hayes1, Brian Benscoter2 and Liza K. Jenkins3, (1)Oak Ridge National Laboratory, Oak Ridge, TN, United States(2)Florida Atlantic University, Department of Biological Sciences, Davie, FL, United States(3)University of Michigan Ann Arbor, School of Natural Resources and Environment, Ann Arbor, MI, United States
Primary Conveners:  Liza K. Jenkins, University of Michigan Ann Arbor, School of Natural Resources and Environment, Ann Arbor, MI, United States; Michigan Technological University, Michigan Tech Research Institute, Ann Arbor, MI, United States
Co-conveners:  Santonu Goswami1, Daniel J Hayes1 and Brian Benscoter2, (1)Oak Ridge National Laboratory, Oak Ridge, TN, United States(2)Florida Atlantic University, Department of Biological Sciences, Davie, FL, United States
OSPA Liaisons:  Brian Benscoter, Florida Atlantic University, Department of Biological Sciences, Davie, FL, United States

Abstracts Submitted to this Session:

1:40 PM
 
The Role of Disturbance in Arctic Ecosystem Response to a Changing Climate
Larry D Hinzman, University of Alaska Fairbanks, Fairbanks, AK, United States
1:55 PM
 
Integration of Measurements and Models Across Spatial Scales for Improved Process Understanding in Arctic and Boreal Ecosystems
Stan D Wullschleger1,2, Nathan Collier1, Jitendra Kumar1, Scott L Painter3, Peter E Thornton1 and Cathy Jean Wilson4, (1)Oak Ridge National Laboratory, Oak Ridge, TN, United States, (2)Oak Ridge National Laboratory, Environmental Sciences Division, Oak Ridge, TN, United States, (3)Los Alamos National Laboratory, Los Alamos, NM, United States, (4)Los Alamos National Lab, Los Alamos, NM, United States
2:10 PM
 
Warming-Induced Shrub Expansion and Lichen Decline Across the Tuktoyaktuk Coastal Plain
Robert Fraser1, Trevor C Lantz2, Ian Olthof1, Steven V Kokelj3 and Richard A Sims4, (1)Natural Resources Canada, Ottawa, ON, Canada, (2)University of Victoria, Victoria, BC, Canada, (3)Northwest Territories Geoscience Office, Yellowknife, NT, Canada, (4)Tetra Tech EBA, Vancouver, BC, Canada
2:25 PM
 
Permafrost and Forest Degradation after Wet Climate Years in Eastern Siberian Boreal Forest
Yoshihiro Iijima1, Konomi Abe2, Hajime Ise2, Tadashi Masuzawa2 and Alexander N. Fedorov3, (1)JAMSTEC, Yokosuka, Japan, (2)Regional Environmental Planning Inc., Tokyo, Japan, (3)Melnikov Permafrost Institute SB RAS, Yakutsk, Russia
2:40 PM
 
The Importance of Permafrost Thaw, Fire and Logging Disturbances as Driving Factors of Historical and Projected Carbon Dynamics in Alaskan Ecosystems
Helene Genet1, Yujin Zhang2, Anthony David McGuire3, Yujie He4, Kristofer D Johnson5, David V D'Amore6, Xiaoping Zhou7, Alec Bennett8, Amy Lynn Breen8, Frances Biles6, Norman B Bliss9, Eugenie Susanne Euskirchen1, Thomas A Kurkowski8, Neal Pastick10, Scott T Rupp8, Bruce K Wylie11, Zhiliang Zhu12 and Qianlai Zhuang13, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)Institute of Arctic Biology, University of Alaska, Fairbanks, Fairbanks, AK, United States, (3)University of Alaska Fairbanks, Institute of Arctic Biology, Fairbanks, AK, United States, (4)Purdue University, Department of Earth, Atmospheric and Planetary Sciences, West Lafayette, IN, United States, (5)U.S. Forest Service, Newtown Square, PA, United States, (6)U.S. Forest Service, Juneau, AK, United States, (7)U.S. Forest Service, Portland, OR, United States, (8)University of Alaska Fairbanks, Scenarios Network for Alaska & Arctic Planning, Fairbanks, AK, United States, (9)ASRC InuTeq, Sioux Falls, SD, United States, (10)Stinger Ghaffarian Technologies Sioux Falls, Sioux Falls, SD, United States, (11)USGS, Baltimore, MD, United States, (12)USGS, Reston, VA, United States, (13)Purdue University, West Lafayette, IN, United States
2:55 PM
 
How does Wildfire Severity Influence Soil Black Carbon in a Minnesota Boreal Forest?
Jessica R Miesel, Michigan State University, Department of Forestry, East Lansing, MI, United States, William C Hockaday, Baylor University, Waco, TX, United States and Randy K Kolka, USDA Forest Service, Grand Rapids, MN, United States
3:10 PM
 
Chemical Structure and Molecular Dimension As Controls on the Inherent Stability of Charcoal in Boreal Forest Soil
William C Hockaday1, Evan S Kane2, Mikael Ohlson3, Rixiang Huang4, Justin Von Bargen1 and Rebecca Davis1, (1)Baylor University, Geology, Waco, TX, United States, (2)Michigan Tech Univ--SFRES, Hancock, MI, United States, (3)Norwegian University of Life Sciences, Ecology and Natural Resource Management, ├ůs, Norway, (4)Georgia Institute of Technology Main Campus, Earth and Atmospheric Sciences, Atlanta, GA, United States
3:25 PM
 
Black Carbon and Molecular Characterization of Free Tropospheric Aerosol in the North Atlantic at the Pico Mountain Observatory
Lynn R Mazzoleni1, Claudio Mazzoleni1, Katja Dzepina1, Sumit Kumar1, Paulo JLCS Fialho2, Bo Zhang1, Robert Chris Owen1, Swarup China1, Marian Ampadu1, Judith A Perlinger1 and Simeon K Schum1, (1)Michigan Technological University, Houghton, MI, United States, (2)University of the Azores, Azores, Portugal
 
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