OS41G:
The Atlantic Meridional Overturning Circulation, Climate Variability, and Change I

Thursday, 18 December 2014: 8:00 AM-10:00 AM
Chairs:  Alexey V Fedorov, Yale Univ, New Haven, CT, United States and LuAnne Thompson, University of Washington Seattle Campus, Seattle, WA, United States
Primary Conveners:  Alexey V Fedorov, Yale Univ, New Haven, CT, United States
Co-conveners:  LuAnne Thompson, University of Washington, Seattle, WA, United States, Jerry F McManus, Columbia U. / LDEO, Palisades, NY, United States and Eleanor Frajka-Williams, National Oceanography Centre,, Southampton, United Kingdom
OSPA Liaisons:  Eleanor Frajka-Williams, University of Southampton, Southampton, SO14, United Kingdom

Abstracts Submitted to this Session:

8:00 AM
OS41G-01
 
Observed MOC Variability at 26.5°N and 34.5°S: Structure and Time Scale Similarities and Differences in the North and South Atlantic
Christopher S Meinen1, Williams E Johns2, Sabrina Speich3, David Smeed4, Renellys C Perez5, Gerard McCarthy4, Shenfu Dong5, Alberto R Piola6, Silvia Lucia Garzoli5, Eleanor Frajka-Williams4, Molly O'Neil Baringer1 and Edmo J Campos7, (1)Atlantic Oceanographic and Meteorological Laboratory, Physical Oceanography Division, Miami, FL, United States, (2)Rosenstiel School for Marine and Atmospheric Sciences, University of Miami, Miami, FL, United States, (3)Ecole Normale Supérieure Paris, Paris, France, (4)National Oceanography Center, Soton, Southampton, United Kingdom, (5)UM/CIMAS & NOAA/AOML, Miami, FL, United States, (6)Servicio de Hidrografia Naval & Universidad de Buenos Aires, Buenos Aires, Argentina, (7)USP University of Sao Paulo, São Paulo, Brazil
8:15 AM
OS41G-02
 
New Direct Estimates of Iceland-Scotland Overflow Water Transport Through the Charlie-Gibbs Fracture Zone
Amy S Bower1, Heather H Furey1 and Xiaobiao Xu2, (1)WHOI, Woods Hole, MA, United States, (2)Florida State University, Tallahassee, FL, United States
8:30 AM
OS41G-03
 
Attributing Variability in Atlantic Meridional Overturning to Wind and Buoyancy Forcing
David Philip Marshall1, Helen R Pillar2, Patrick Heimbach3 and Helen Louise Johnson1, (1)University of Oxford, Oxford, United Kingdom, (2)Niels Bohr Institute - University of Copenhagen, Copenhagen, Denmark, (3)Massachusetts Institute of Technology, Cambridge, MA, United States
8:45 AM
OS41G-04
 
Impact of Gyre-Specific Overturning Changes on North Atlantic Heat Content
Richard G Williams, University of Liverpool, Liverpool, L69, United Kingdom, Vassil Roussenov, University of Liverpool, Liverpool, United Kingdom, M Susan Lozier, Duke University, Durham, NC, United States and Doug Smith, Met Office Hadley center for Climate Change, Exeter, United Kingdom
9:00 AM
OS41G-05
 
Simulated Response of the Atlantic Meridional Overturning Circulation and Northern Hemisphere Climate to NAO Variations on Interannual to Centennial Time Scales
Thomas L Delworth, NOAA, Princeton, NJ, United States and Fanrong Jenny Zeng, NOAA Princeton, Princeton, NJ, United States
9:15 AM
OS41G-06
 
Indirect Wind-Forcing of the Atlantic Meridional Overturning Circulation
Eleanor Frajka-Williams, University of Southampton, Southampton, SO14, United Kingdom, Richard G Williams, University of Liverpool, Liverpool, L69, United Kingdom and Aurelie Duchez, University of Southampton, Southampton, United Kingdom
9:30 AM
OS41G-07
 
How AMOC variations affect climate: the Northern Hemisphere versus the interhemispheric seesaw.
Les Muir, Yale University, New Haven, CT, United States and Alexey V Fedorov, Yale Univ, New Haven, CT, United States
9:45 AM
OS41G-08
 
Decadal Variations of the Atlantic Meridional Overturning Circulation
Martin Visbeck, Jürgen Fischer, Johannes Karstensen and Rainer Zantopp, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
 
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