PP54B:
Global Climate Events and Ocean Chemistry of the Palaeogene and K-Pg Transition II

Friday, 19 December 2014: 4:00 PM-6:00 PM
Chairs:  Michael J Henehan, Yale University, Department of Geology and Geophysics, New Haven, CT, United States and Marie-Laure Bagard, Open University, Milton Keynes, MK7, United Kingdom
Primary Conveners:  Marie-Laure Bagard, Open University, Milton Keynes, MK7, United Kingdom
Co-conveners:  Alex Dickson, University of Oxford, Oxford, United Kingdom, Michael J Henehan, Yale University, Department of Geology and Geophysics, New Haven, CT, United States and Laia Alegret, University of Zaragoza, Zaragoza, Spain
OSPA Liaisons:  Alex Dickson, University of Oxford, Oxford, United Kingdom

Abstracts Submitted to this Session:

4:00 PM
 
Deciphering Complex Carbon Cycle Changes Across the K-Pg Boundary Using Compound-Specific Carbon Isotopic Analyses
Richard D Pancost1, Kyle W Taylor1, Chris J Hollis2 and Erica M Crouch3, (1)Univ Bristol, Cabot Institute, Bristol, United Kingdom, (2)GNS Science, Lower Hutt, New Zealand, (3)GNS Science, Wellington, New Zealand
4:15 PM
 
Cretaceous-Paleogene boundary impact winter superimposed on long-term climate changes
Johan Vellekoop1, Jan Smit2, Appy Sluijs3, Henk Brinkhuis1,4, Selen Esmeray-Senlet5, Bas van de Schootbrugge1, James V Browning5, Kenneth G Miller5 and Jaap Sinninghe Damsté,4, (1)Utrecht University, Utrecht, Netherlands, (2)VU University Amsterdam, Amsterdam, Netherlands, (3)Utrecht University, Utrecht, 3584, Netherlands, (4)Royal Netherlands Institute for Sea Research, Den Burg, Netherlands, (5)Rutgers University, Piscataway, NJ, United States
4:30 PM
 
Model Calculations of Ocean Acidification at the End Cretaceous
Toby Tyrrell, University of Southampton, Southampton, SO14, United Kingdom, Agostino Merico, Leibniz Center for Tropical Marine Ecology, Bremen, Germany and David I Armstrong McKay, University of Southampton, Southampton, United Kingdom
4:45 PM
 
The Marine Carbon Cycle After the Extinction at the End of the Cretaceous
Ellen Thomas, Wesleyan University, Middletown, CT, United States; Yale University, New Haven, CT, United States, Laia Alegret, University of Zaragoza, Zaragoza, Spain, D.N. Schmidt, University of Bristol, School of Earth Sciences, Bristol, United Kingdom and Andy John Ridgwell, University of Bristol, Bristol, BS8, United Kingdom
5:00 PM
 
Insights into Paleogene biogeochemistry from coupled carbon and sulfur isotopes in foraminiferal calcite.
Victoria Rennie1, Guillaume Paris2, Sigal Abramovitch3, Alex L Sessions4, Jess F Adkins4 and Alexandra v Turchyn1, (1)University of Cambridge, Cambridge, United Kingdom, (2)Caltech, Pasadena, CA, United States, (3)Ben-Gurion University of the Negev, Dept. of Geological and Envrionmental Sciences, Beer Sheva, Israel, (4)California Institute of Technology, Pasadena, CA, United States
5:15 PM
 
High but not Super High Atmospheric CO2 During the Early Cenozoic
Eleni Anagnostou1, Eleanor H John2, Kirsty M Edgar2,3, Paul N Pearson4, Andy John Ridgwell5, Heiko Palike6 and Gavin L Foster7, (1)University of Southampton, Southampton, SO14, United Kingdom, (2)Cardiff University, School of Earth and Ocean Sciences, Cardiff, United Kingdom, (3)University of Bristol, School of Earth Sciences, Bristol, United Kingdom, (4)Cardiff University, School for Earth and Ocean Sciences, Cardiff, United Kingdom, (5)University of Bristol, Bristol, BS8, United Kingdom, (6)MARUM, Bremen, Germany, (7)University of Southampton, Southampton, United Kingdom
5:30 PM
 
Response and Recovery of Surface Ocean Carbonate Chemistry in the Mid-latitude North Atlantic During the PETM
Marcus Gutjahr1,2, Philip F. Sexton3, Andy John Ridgwell4, Eleni Anagnostou5, Paul N Pearson6, Heiko Palike7, Richard D Norris8, Ellen Thomas9 and Gavin L Foster1, (1)University of Southampton, Southampton, United Kingdom, (2)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (3)The Open University, Centre for Earth, Planetary, Space & Astronomical Research, Milton Keynes, United Kingdom, (4)University of Bristol, Bristol, BS8, United Kingdom, (5)University of Southampton, Southampton, SO14, United Kingdom, (6)Cardiff University, School for Earth and Ocean Sciences, Cardiff, United Kingdom, (7)MARUM, Bremen, Germany, (8)Scripps Institution of Oceanography, La Jolla, CA, United States, (9)Yale University, New Haven, CT, United States
5:45 PM
 
Unusual Red Sea-Type GDGT Distributions during the Early Paleogene: A Proxy for Enhanced Salinity?
Gordon Inglis1, Alexander Farnsworth2, Dan John Lunt2, Gavin L Foster3, Chris J Hollis4, Phillip E. Jardine5 and Richard D Pancost1, (1)University of Bristol, Organic Geochemistry Unit, School of Chemistry, Bristol, United Kingdom, (2)University of Bristol, BRIDGE, School of Geographical Sciences, Bristol, United Kingdom, (3)University of Southampton, Southampton, United Kingdom, (4)GNS Science, Department of Paleontology,, Lower Hutt, New Zealand, (5)Open University, Department of Environment, Earth & Ecosystems, Milton Keynes, United Kingdom