Earth System Processes 2 (8–11 August 2005)
Session No. 36 Wednesday, August 10, 2005
9:00 AM-12:00 PM, Westin Hotel: Mayfair

T6. Marine Anoxia over Geologic Time—Where, When, Why, and Cause and Effect Relationships to the Evolving Biosphere I

Timothy W. Lyons, Bradley Sageman and Ariel Anbar, Presiding
 Paper #Start Time
36-19:00 AM KEYNOTE: OCEANIC ANOXIC EVENTS: CARBON AND NITROGEN ISOTOPE SIGNATURES AND THEIR IMPLICATIONS: ARTHUR, Michael A., Department of Geosciences, Pennsylvania State Univ, University Park, PA 16802, arthur@geosc.psu.edu.
36-29:40 AM OXYGEN ISOTOPES IN SULFATE ACROSS CRETACEOUS OCEAN ANOXIC EVENTS: TURCHYN, Alexandra1, SCHRAG, Daniel P.2, COCCIONI, Rodolfo3, and MOORE, Frances1, (1) Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138, avan@fas.harvard.edu, (2) Dept. Earth and Planetary Sciences, Harvard Univ, 20 Oxford St, Cambridge, MA 02138-2902, (3) Istituto di Geologia e Centro di Geobiologia, Università degli Studi, Campus Scientifico, Località Crocicchia, Urbino, 61029, Italy
36-310:00 AM MID-CRETACEOUS CLIMATE AND ANOXIA IN THE OCEAN - DYNAMICS AND EFFECTS OF LAND-OCEAN INTERACTION DURING PERIODS OF EXTREM WARMTH: WAGNER, Thomas, Civil Engineering and Geoscience, University of Newcastle upon Tyne, Drummond Building, Newcastle upon Tyne, NE1 7RU, United Kingdom, thomas.wagner@ncl.ac.uk, FLOEGEL, Sascha, Ocean Circulation and Climate Dynamics, IFM-GEOMAR Leibniz Institute for Marine Sciences, Wischhofstr. 1-3, Kiel, 24148, Germany, HOFMANN, Peter, Department of Geology, University of Cologne, Zuelpicher Str. 49, Cologne, 50674, Germany, and SINNINGHE DAMSTÉ, Jaap S., Marine Biogeochemistry and Toxicology, Netherlands Institute for Sea Rsch, PO BOX 59, Den Burg, Texel, 1790 AB, Netherlands
 10:20 AM Break
36-410:40 AM TIMING OF THE TOARCIAN OCEANIC ANOXIC EVENT AND MASS EXTINCTION: EVIDENCE FROM EUROPE AND TIBET: WIGNALL, Paul B., Earth Sciences, University of Leeds, Leeds LS2 9JT United Kingdom, wignall@earth.leeds.ac.uk.
36-511:00 AM THE TOARCIAN OCEANIC ANOXIC EVENT (T-OAE): AN ASSESSMENT OF GLOBAL CAUSES USING BELEMNITE C-ISOTOPE RECORDS: VAN DE SCHOOTBRUGGE, Bas1, MCARTHUR, John M.2, ROSENTHAL, Yair3, and BAILEY, Trevor3, (1) Geological and Paleontological Institute, Johann-Wolfgang Goethe University Frankfurt, Senckenberganlage 32-34, Frankfurt, 60054, Germany, van.de.Schootbrugge@em.uni-frankfurt.de, (2) Earth Sciences, UCL, Gower Street, London, WC1E6BT, j.mcarthur@ucl.ac.uk, (3) IMCS, Rutgers University, 71 Dudley Road, New Brunswick, NJ 08901
36-611:20 AM NEW RECORD OF ATMOSPHERIC CARBON DIOXIDE INDICATES THAT THE TOARCIAN OCEANIC ANOXIC EVENT (~183 MA) WAS TRIGGERED BY INTRUSION OF GONDWANAN COALS BY KAROO AND FERRAR DOLERITES: MCELWAIN, Jennifer C., Department of Geology, The Field Museum, 1400 S. Lake Shore Drive, Chicago, IL 60605, mcelwain@fmnh.org, MURPHY, Jessica Wade, Department of Ecology and Evolution, University of Chicago, 5801 South Ellis Avenue, Chicago, IL 60637, and HESSELBO, Stephen J., Department of Earth Sciences, University of Oxford, Oxford, OX1 3PR, United Kingdom
36-711:40 AM EVOLUTION OF THE MARINE CARBON CYCLE DURING THE PALEOZOIC: SALTZMAN, Matthew R., Department of Geological Sciences, The Ohio State Univ, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210, saltzman.11@osu.edu.

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