PP23A:
Polar Oceans As Drivers of Glacial/Interglacial Atmospheric CO2 Concentrations II Posters

Tuesday, 16 December 2014: 1:40 PM-6:00 PM
Chairs:  Sam Jaccard, University of Bern, Bern, Switzerland and Anja Studer, Princeton University, Princeton, NJ, United States
Primary Conveners:  Sam Jaccard, University of Bern, Bern, Switzerland
Co-conveners:  Anja Studer, Princeton University, Princeton, NJ, United States, Haojia Abby Ren, Columbia University, Piermont, NJ, United States and Alfredo Martinez-Garcia, ETH Zurich, Zurich, Switzerland
OSPA Liaisons:  Anja Studer, Princeton University, Princeton, NJ, United States

Abstracts Submitted to this Session:

1372
 
Insolation-Induced Differences in the Southern and Deep Oceans Between the Interglacials before and after the Mid-Brunhes Transition
Qiuzhen Yin1, Anne Mouchet2 and Andre L Berger1, (1)Université Catholique de Louvain, Georges Lemaître Centre for Earth and Climate Research, Earth and Life Institute, Louvain-La-Neuve, Belgium, (2)Université de Liège, Astrophysics, Geophysics and Oceanography Department, Liège, Belgium
1373
 
Antarctic Ocean Nutrient Conditions During the Last Two Glacial Cycles
Anja Studer1,2, Daniel Mikhail Sigman1, Alfredo Martinez-Garcia2, Verena Benz3, Gisela Winckler4, Gerhard Kuhn3, Oliver Esper3, Frank Lamy3, Sam Jaccard5, Lukas Wacker2, Sergey Oleynik1, Rainer Gersonde3 and Gerald Hermann Haug2, (1)Princeton University, Princeton, NJ, United States, (2)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (3)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (4)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (5)University of Bern, Bern, Switzerland
1374
 
Role of Southern Ocean stratification in glacial atmospheric CO2 reduction
Hidetaka Kobayashi, Atmosphere and Ocean Research Institute University of Tokyo, Tokyo, Japan and Akira Oka, University of Tokyo, Bunkyo-ku, Japan
1375
 
The Efficiency of the Biological Pump in the Southern Ocean over the Past 40,000 Years As Evidenced from Deep-Sea Corals
Xingchen Wang1, Maria G Prokopenko2, Daniel Mikhail Sigman1, Jess F Adkins3, Laura F Robinson4, Sophia K Hines3, Junyi Chai1 and Gerald Hermann Haug5, (1)Princeton University, Princeton, NJ, United States, (2)Pomona College, Geology, Claremont, CA, United States, (3)California Institute of Technology, Pasadena, CA, United States, (4)University of Bristol, Bristol, United Kingdom, (5)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
1376
 
Ventilation of the deep Southern Ocean and changes in atmospheric CO2 during the last deglacial and glacial periods
Julia Gottschalk1, Luke Cameron Skinner1, Joerg Albert Lippold2, Sam Jaccard2, Hendrik Vogel2, Norbert Frank3 and Claire Waelbroeck4, (1)University of Cambridge, Cambridge, United Kingdom, (2)University of Bern, Bern, Switzerland, (3)University Heidelberg, Heidelberg, Germany, (4)CNRS, Paris Cedex 16, France
1377
 
Evidence for Increased Reservoir Ages and Poorly Ventilated Deep Waters in the Glacial Eastern Equatorial Pacific
Maria de la Fuente1, Luke Cameron Skinner2, Eva Calvo1, Carles Pelejero3 and Isabel Cacho Lascorz4, (1)ICM-CSIC, Barcelona, Spain, (2)University of Cambridge, Cambridge, United Kingdom, (3)CMIMA-CSIC, Barcelona, Spain, (4)Universitat de Barcelona, Grup de Recerca de Geociències Marines, Departament d’Estratigrafia, Paleontologia i Geociències Marines, Barcelona, Spain
1378
 
Toward quantifying the deep Atlantic carbon storage increase during the last glaciation
Jimin Yu, Australian National University, Canberra, ACT, Australia, Laurie Menviel, University of New South Wales, Climate Change Research Centre, Sydney, NSW, Australia and Zhangdong Jin, IEE Institute of Earth Environment, Chinese Academy of Sciences, Xi'an, China
1379
 
Constraining the extent and evolution of the Southwest Pacific carbon pool since the last glacial
Frank Lamy1, Thomas Ronge1, Ralf Tiedemann2, Franziska Kersten1, Matthias Frische3, Ricardo De Pol-Holz4, Katharina Pahnke5, Brent Alloway6, Lukas Wacker7 and John Richard Southon8, (1)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (2)Alfred-Wegener-Institute, Bremerhaven, Germany, (3)GEOMAR Helmholtz Centre for Ocean Research, Kiel, kiel, Germany, (4)Universidad de Concepcion, Concepcion, Chile, (5)Max Planck Institute for Marine Microbiology, Bremen, Germany, (6)School of Geography, Environment and Earth Sciences, Victoria University, Wellington, New Zealand, (7)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (8)Univ California, Irvine, CA, United States
1380
 
Glacial/interglacial changes in export production in a series of sediment cores spanning the Indian sector Antarctic Polar Front
Sam Jaccard1, Lena Thöle1, Alfredo Martinez-Garcia2, Anja Studer3, Elisabeth Michel4 and Alain Mazaud4, (1)University of Bern, Bern, Switzerland, (2)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (3)Princeton University, Princeton, NJ, United States, (4)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France
1381
 
Contribution of enhanced Antarctic Bottom Water formation to Antarctic warm events and millennial-scale atmospheric CO2 increase
Laurie Menviel, University of New South Wales, Climate Change Research Centre, Sydney, NSW, Australia, Paul Spence, University of New South Wales, Climate Change Research Centre, Sydney, Australia and Matthew H England, University of New South Wales, Sydney, Australia
1382
 
Ocean export production and foraminiferal stable isotopes in the Antarctic Southern Ocean across the mid-Pleistocene transition
Adam Patrik Hasenfratz1, Alfredo Martinez-Garcia1, Sam Jaccard2, David A Hodell3, Derek Vance1, Stefano M Bernasconi1, Mervyn Greaves3 and Gerald Hermann Haug1, (1)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (2)University of Bern, Bern, Switzerland, (3)University of Cambridge, Cambridge, United Kingdom
1383
 
The temperature and carbonate ion influence on Pleistocene high latitude planktonic foraminiferal carbon isotopic records
Christopher D Charles1, Alan Dean Foreman1, Jenna Munson1, Niall C. Slowey2 and David A Hodell3, (1)Scripps Institution of Oceanography, La Jolla, CA, United States, (2)Texas A & M University, College Station, TX, United States, (3)University of Cambridge, Cambridge, United Kingdom
1384
 
Release of CO2 from the subarctic Pacific Ocean over the last deglaciation
William R Gray1, James William Buchanan Rae2, Amelia Shevenell1,3, Caroline H Lear4, Gavin L Foster5, Katy E Wilson1 and Michael Sarnthein6, (1)University College London, London, United Kingdom, (2)University of St Andrews, St Andrews, United Kingdom, (3)University of South Florida, Tampa, FL, United States, (4)Cardiff University, Cardiff, United Kingdom, (5)University of Southampton, Southampton, United Kingdom, (6)University of Kiel, Kiel, Germany
1385
 
Long Term Trends in Subantarctic Nutrient Consumption: Evidence from Sedimentary and Diatom-Bound Nitrogen Isotopes
Patrick Bedsole, University of Rhode Island, Kingston, RI, United States
1386
 
Glacial-interglacial Changes in Ocean Carbon Chemistry constrained by Boron Isotopes, Trace Elements, and Modelling
James William Buchanan Rae1, Jess F Adkins2, Alan Dean Foreman3 and Christopher D Charles3, (1)University of St Andrews, St Andrews, United Kingdom, (2)California Institute of Technology, Pasadena, CA, United States, (3)Scripps Institution of Oceanography, La Jolla, CA, United States
 
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