GC13C:
Decadal-to-Multidecadal Climate Variability, Climate Change, and Nutrient Cycling at High Latitudes II Posters

Session ID#: 5187

Monday, 15 December 2014: 1:40 PM-6:00 PM
Not an Option (Moscone West)
Chairs:  Karen L Smith, University of Toronto, Physical and Environmental Sciences, Toronto, ON, Canada, Kevin M Grise, University of Virginia Main Campus, Department of Environmental Sciences, Charlottesville, United States, Tamara Harms, University of Alaska Fairbanks, Fairbanks, AK, United States and Kate M Buckeridge, University of Kansas, Lawrence, KS, United States
Primary Convener:  Michael J Previdi, Columbia University, Lamont‐Doherty Earth Observatory, Palisades, United States
Co-conveners:  Kyle A Whittinghill, Saint Olaf College, Biology and Environmental Studies, Northfield, MN, United States, Karen L Smith, University of Toronto, Physical and Environmental Sciences, Toronto, ON, Canada and Kevin M Grise, University of Virginia Main Campus, Department of Environmental Sciences, Charlottesville, United States
OSPA Liaison:  Michael J Previdi, Columbia University, Lamont‐Doherty Earth Observatory, Palisades, United States
Co-Sponsor(s):
  • A - Atmospheric Sciences
Index Terms:

1610 Atmosphere [GLOBAL CHANGE]
1616 Climate variability [GLOBAL CHANGE]
1620 Climate dynamics [GLOBAL CHANGE]
1626 Global climate models [GLOBAL CHANGE]
Virtual Option?: No
Swirl Theme: Enhanced Climate Changes at High Latitude

Abstracts Submitted to this Session:

 
THE Antarctic Atmospheric Energy Budget: Observations and Model Simulations (18500)
Michael J Previdi, Columbia University, Lamont‐Doherty Earth Observatory, Palisades, United States, Karen L Smith, University of Toronto, Physical and Environmental Sciences, Toronto, ON, Canada and Prof. Lorenzo M Polvani, PhD, Columbia University, Department of Applied Physics and Applied Mathematics, New York, United States
 
Southern Hemisphere climate trends skewed by coarse temporal resolution of specified stratospheric ozone (12621)
Ryan R Neely III, CIRES/NOAA-ESRL/NCAR, Boulder, CO, United States, Daniel Robert Marsh, National Center for Atmospheric Research, High Altitude Observatory, Boulder, CO, United States, Karen L Smith, University of Toronto, Physical and Environmental Sciences, Toronto, ON, Canada, Sean M Davis, University of Colorado / CIRES, Boulder, CO, United States and Prof. Lorenzo M Polvani, PhD, Columbia University, Department of Applied Physics and Applied Mathematics, New York, United States
 
Observed Changes in Cloud Cover from MISR and MODIS over the Southern Oceans (4796)
Roger Marchand, University of Washington, Department of Atmospheric Sciences, Seattle, United States
 
Changes in the Atmospheric Circulation Across the Amundsen Sea Region in Relation to Changes in the West Antarctic Ice Sheet (24068)
Mark W Seefeldt1, Melissa A Nigro1 and John J Cassano2, (1)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (2)Univ Colorado, Boulder, United States
 
The Global and Local Climatic Response to the Collapse of the West Antarctic Ice Sheet (17846)
Kathleen M Huybers1,2, Hansi Alice Singh2, Nathan John Steiger3, Dargan M Frierson2, Eric J. Steig3 and Cecilia M Bitz4, (1)University of Utah, Department of Geography, Salt Lake City, WA, United States, (2)University of Washington, Seattle, WA, United States, (3)University of Washington, Seattle, United States, (4)University of Washington, Seattle, Seattle, WA, United States
 
Antarctic and Southern Ocean Mineral Dust Aerosol Transport Pathways: Forward-Trajectory Modeling and Source Constraints Derived from the RICE Ice Core (20815)
Peter D Neff1,2, Andrea Tuohy1,2, Nancy A.N. Bertler1,2 and Ross Edwards3, (1)Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand, (2)GNS Science-Institute of Geological and Nuclear Sciences Ltd, Lower Hutt, New Zealand, (3)Curtin University, Department of Imaging and Applied Physics, Perth, Australia
 
1000 Year Record of Heavy Metal Contamination from the RICE Ice Core, Roosevelt Island, Antarctica (19750)
Andrea Tuohy, Victoria University of Wellington, Wellington, New Zealand, Peter D Neff, University of Minnesota Twin Cities, St. Paul, United States, Nancy A.N. Bertler, Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand and Ross Edwards, Curtin University, Department of Imaging and Applied Physics, Perth, Australia
 
New Observationally-Based Metrics for the Analysis of Coupled Climate Model and Earth System Model Simulations of the Southern Ocean (31554)
Joellen L Russell, University of Arizona, Department of Geosciences, Tucson, AZ, United States
 
Synchronized Dipole-Like Oscillations’ Ocean-Atmosphere Interactions and Their Centennial-Scale Persistence (22913)
Elizabeth Reischmann, Jeseung Oh and Jose A Rial, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
 
Atmospheric and Oceanic Response to Southern Ocean Deep Convection Oscillations on Decadal to Centennial Time Scales in Climate Models (16131)
Torge Martin1, Annika Reintges2, Wonsun Park2 and Mojib Latif2, (1)University of Washington Seattle Campus, Applied Physics Lab./Polar Science Center, Seattle, WA, United States, (2)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
 
Southern Ocean air-sea heat flux, SST spatial anomalies, and implications for multi-decadal upper ocean heat content trends. (13786)
Veronica Tamsitt, Lynne D Talley and Matthew R Mazloff, Scripps Institution of Oceanography, La Jolla, CA, United States
 
Decadal Changes in Hydrography of the Southern Pacific Ocean and Ross Sea (21308)
Lynne D Talley, Scripps Institution of Oceanography, UCSD, La Jolla, United States, Brendan R Carter, Princeton University, Princeton, NJ, United States, Mark J Warner, Univ Washington, School of Oceanography, Seattle, United States, James H Swift, UCSD/SIO, La Jolla, CA, United States, Alejandro Hector Orsi, Texas A & M University, College Station, TX, United States and Bernadette Sloyan, CSIRO Marine and Atmospheric Research Hobart, Hobart, TAS, Australia
 
Decadal SST Variability in the Southern Ocean in CMIP Simulations (11761)
Gang Wang, Monash University, Melbourne, Australia and Dietmar Dommenget, Monash University, Melbourne, VIC, Australia
 
Southern Ocean Carbon Sink Constraints from Radiocarbon in Drake Passage Air (24681)
Colin M Lindsay, University of Colorado at Boulder, Geological Sciences/INSTAAR, Boulder, CO, United States, Scott Lehman, Institute for Arctic and Alpine Research, University of Colorado Boulder, Boulder, United States and John B Miller, NOAA, Global Monitoring Laboratory, Boulder, United States; University of Colorado at Boulder, CIRES, Boulder, CO, United States
 
Controls on air-sea CO2 flux in the Southern Ocean east of Australia (28255)
Jennifer M Ayers, University of Tasmania, Institute for Marine and Antarctic Studies (IMAS), ARC Centre of Excellence for Climate System Science, Hobart, TAS, Australia; Scripps Institution of Oceanography, La Jolla, CA, United States and Peter G Strutton, University of Tasmania, Institute for Marine and Antarctic Studies, Hobart, TAS, Australia
 
Phosphorus Cycling in an Extreme Environment: Grain-scale Investigation of Apatite Weathering in the McMurdo Dry Valleys, Antarctica (13365)
Ruth Chaves Heindel, Dartmouth College, Department of Earth Sciences, Hanover, United States, Angela M Spickard, Dartmouth College, Environmental Studies Program, Hanover, NH, United States and Ross A Virginia, Dartmouth College, Department of Environmental Studies, Hanover, United States
 
Isotopic Identification of Nitrate Sources and Cycling in Arctic Tundra Active Layer Soils and Permafrost (18754)
Jeffrey M Heikoop1, Heather Throckmorton2, Brent D Newman3, George Perkins2, Marvin Gard2, Colleen M. Iversen4, Cathy Jean Wilson2 and Stan D Wullschleger5, (1)Los Alamos National Laboratory, Earth and Environmental Science Division, Los Alamos, NM, United States, (2)Los Alamos National Laboratory, Los Alamos, NM, United States, (3)Los Alamos National Laboratory, Earth and Environmental Science Division, Los Alamos, United States, (4)Oak Ridge National Laboratory, Climate Change Science Institute and Environmental Sciences Division, Oak Ridge, United States, (5)Oak Ridge National Laboratory, Environmental Sciences Division, Oak Ridge, TN, United States
 
Rapid Recovery of a Gully Thermokarst: 10 Years of Observation of the Toolik River Thermokarst, North Slope, Alaska (7146)
William B Bowden1, Michael N Gooseff2, Jason J. Stuckey3, Randy A Fulweber3 and Julia R Larouche4, (1)University of Vermont, Rubenstein School of Environment and Natural Resources, Burlington, VT, United States, (2)University of Colorado Boulder, Civil, Environmental, and Architectural Engineering, Boulder, United States, (3)University of Alaska Fairbanks, Fairbanks, AK, United States, (4)University of Vermont, Burlington, VT, United States