Session: Causes and Effects of the Paleocene-Eocene Thermal Maximum and Other Paleogene Hyperthermal Events I (2005 Salt Lake City Annual Meeting (October 16

Paper #

Start Time

1

1:30 PM

ASTRONOMICAL PACING OF LATE PALAEOCENE TO EARLY EOCENE GLOBAL WARMING EVENTS

LOURENS, Lucas J., Faculty of Geosciences, Department of Earth Sciences, Utrecht University, Budapestlaan 4, Utrecht, 3584 CD, Netherlands, llourens@geo.uu.nl, llourens@geo.uu.nl

2

1:45 PM

THE THIRD AND FINAL EARLY EOCENE THERMAL MAXIMUM: CHARACTERISTICS, TIMING, AND MECHANISMS OF THE "X" EVENT

ROEHL, Ursula¹, WESTERHOLD, Thomas¹, MONECHI, Simonetta², THOMAS, Ellen³, ZACHOS, James C.⁴ and DONNER, Barbara¹, (1)DFG Research Center for Ocean Margins (RCOM), Bremen University, Leobener Strasse, Bremen, 28359, Germany, (2)Dipartimento di Scienze della Terra, Università degli Studi di Firenze, Via La Pira 4, Firenze, 50121, Italy, (3)Earth & Environmental Sciences, Wesleyan Univ, 265 Church Street, Middletown, CT 06459-0139, (4)Earth Sciences Department, University of California Santa Cruz (UCSC), Earth and Marine Sciences Building, Santa Cruz, CA 95064, uroehl@marum.de, uroehl@marum.de

3

2:00 PM

NEW HIGH-RESOLUTION CHRONOLOGY FROM THE FIRST COMPLETE LATE PALEOCENE – EARLY EOCENE MARINE RECORDS FROM WALVIS RIDGE: DURATION OF CHRON C24R AND NEW CONSTRAINTS ON THE TIMING OF EARLY EOCENE GLOBAL WARMING EVENTS

WESTERHOLD, Thomas¹, ROEHL, Ursula¹, LASKAR, Jacques², BOWLES, Julie³, RAFFI, Isabella⁴ and ZACHOS, J.C.⁵, (1)DFG Research Center for Ocean Margins (RCOM), Bremen University, Leobener Strasse, Bremen, 28359, Germany, (2)Astronomie et Systèmes Dynamiques, IMCCE-CNRS UMR8028, 77 Av. Denfert-Rochereau, Paris, 75014, France, (3)Scripps Institution of Oceanography, University of California, San Diego, 9500 Gilman Drive, MC0208, La Jolla, CA 92093, (4)Facoltà di Scienze, Dipartimento Scienze della Terra, Università "G. d'Annunzio" di Chieti, Campus Universitario Madonna delle Piane, Via dei Vestini 31, Chieti Scalo, 66013, Italy, (5)Earth Sciences, University of California, Santa Cruz, Santa Cruz, CA 95064, tho@uni-bremen.de, tho@uni-bremen.de

4

2:15 PM

THE WATER CYCLE OF THE PETM: EVIDENCE IN HAND AND THE DATA WE WOULD LIKE TO HAVE

BOWEN, Gabriel J., Biology Department, Univ of Utah, 257 South 1400 East, Salt Lake City, UT 84112, gbowen@biology.utah.edu, gbowen@biology.utah.edu

5

2:30 PM

ATMOSPHERE-OCEAN CO₂ DISEQUILIBRIUM AND THE HYDROLOGIC RESPONSE TO CLIMATE CHANGE DURING THE PETM: AN ARCTIC PERSPECTIVE

PAGANI, Mark¹, PEDENTCHOUK, Nikolai¹, HUBER, Matthew², SLUIJS, Appy³, SCHOUTEN, Stefan⁴, BRINKHUIS, Henk⁵, SINNINGHE DAMSTÉ, Jaap⁴ and DICKENS, Gerald⁶, (1)Department of Geology & Geophysics, Yale Univ, P.O. Box 208109, New Haven, CT 06520, (2)Earth and Atmospheric Sciences Department and the Purdue Climate Change Research Center, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47906, (3)Department of Palaeoecology, Laboratory of Palaeobotany and Palynology, Utrecht University, Budapestlaan 4, Utrecht, 3584 CD, Netherlands, (4)Marine Biogeochemistry and Toxicology, Netherlands Institute for Sea Rsch, PO BOX 59, Den Burg, 1790 AB, Netherlands, (5)Palaeoecology; Institute of Environmental Biology, Utrecht University, Laboratory of Palaeobotany and Palynology, Budapestlaan 4, Utrecht, 3584CD, Netherlands, (6)Earth Science, Rice Univ, MS-126, 6100 Main St, Houston, TX 77005, mark.pagani@yale.edu, mark.pagani@yale.edu

6

2:45 PM

ENHANCED CONTINENTAL WEATHERING AND PEDOGENESIS ACROSS THE PALEOCENE/EOCENE BOUNDARY IN THE U.S. WESTERN INTERIOR (NORTH DAKOTA)

CLECHENKO, Elizabeth R.¹, KELLY, D.C.¹, STILES, C.A.², HARRINGTON, G.J.³ and VALLEY, J.W.¹, (1)Department of Geology and Geophysics, Univ of Wisconsin-Madison, 1215 West Dayton Street, Madison, WI 53706, (2)Soil Science Department, Univ of Wisconsin - Madison, 1525 Observatory Drive, Madison, WI 53706-1299, (3)Earth Sciences Department, University of Birmingham, Aston Webb Building, Birmingham, B15 2TT, United Kingdom, liz@geology.wisc.edu, liz@geology.wisc.edu

3:00 PM

Break

7

3:15 PM

QUANTIFYING LIMITS ON EXTINCTION AND DIVERSIFICATION RATES DURING RAPID CLIMATE CHANGE EVENTS: CALCAREOUS NANNOPLANKTON AT THE PALEOCENE-EOCENE THERMAL MAXIMUM

GIBBS, Samantha J., School of Ocean and Earth Science, National Oceanographic Centre, Southampton, SO14 3ZH, United Kingdom, BRALOWER, Timothy J., Department of Geosciences, Pennsylvania State Univiversity, University Park, PA 16802 and BOWN, Paul, Department of Earth Sciences, University College London, Gower Street, London, WC1E 6BT, United Kingdom, sxg@noc.soton.ac.uk, sxg@noc.soton.ac.uk

8

3:30 PM

FLORISTIC CHANGES AT THE PETM IN THE NEOTROPICS

JARAMILLO, Carlos A., CTPA, Smithsonian Tropical Research Institute, Apartado 0843 - 03092, Balboa, 0843 - 03092, Panama, RODRIGUEZ, Guillermo, Geologia, Universidad Eafit, Medellin, Colombia, BRENAC, Patrice, Brenac Consultants, London, United Kingdom and RUEDA, Milton, Paleoflora/Instituto Colombiano del Petroleo, Bucaramanga, Colombia, jaramilloc@si.edu, jaramilloc@si.edu

9

3:45 PM

EXTREME WARMING OF THE MID-LATITUDE COASTAL OCEAN DURING THE PALEOCENE-EOCENE THERMAL MAXIMUM: INFERENCES FROM TEX86 AND ISOTOPE DATA

ZACHOS, James C.¹, SCHOUTEN, Stefan², BOHATY, Steven³, QUATTLEBAUM, Thomas³, SLUIJS, Appy⁴, BRINKHUIS, Henk⁵ and SLOAN, Lisa C.¹, (1)Earth Sciences Dept, University of California, Santa Cruz, Earth & Marine Sciences Building, Santa Cruz, CA 95064, (2)Department of Marine Biogeochemistry and Toxicology, Royal Netherlands Institute for Sea Research, P.O. Box 59, 1790 AB Den Burg, Texel, Netherlands, (3)Earth Sciences, Univ of California, Santa Cruz, Santa Cruz, CA 95064, (4)Botanical Palaeobotany, Utrecht Univ, Utrecht, Netherlands, (5)Palaeoecology; Institute of Environmental Biology, Utrecht University, Laboratory of Palaeobotany and Palynology, Budapestlaan 4, Utrecht, 3584CD, Netherlands, jzachos@es.ucsc.edu, jzachos@es.ucsc.edu

10

4:00 PM

ABRUPT CLIMATIC AND SEA LEVEL CHANGES ACROSS THE PALEOCENE-EOCENE BOUNDARY, AS RECORDED IN AN ANCIENT COASTAL PLAIN SETTING (PYRENEES, SPAIN)

PUJALTE, Victoriano, Department of Stratigraphy and Paleontology, Faculty of Science and Technology, University of the Basque Country, Barrio de Sarriena s/n, Leioa, Bilbao, E-48080, Spain and SCHMITZ, Birger, Department of Geology, University of Lund, Sölvegatan 12, Lund, SE-22362, Sweden, victoriano.pujalte@ehu.es, victoriano.pujalte@ehu.es

11

4:15 PM

TRANSIENT DRYING DURING THE PALEOCENE-EOCENE THERMAL MAXIMUM (PETM): ANALYSIS OF PALEOSOLS IN THE BIGHORN BASIN, WYOMING

KRAUS, Mary J. and RIGGINS, Susan, Dept of Geological Sciences, Univ. of Colorado, 399 UCB, Boulder, CO 80309, mary.kraus@colorado.edu, mary.kraus@colorado.edu

12

4:30 PM

INTRUSIVE VOLCANIC ACTIVITY CAUSING INITIAL EOCENE GLOBAL WARMING BY EXPLOSIVE RELEASE OF LARGE VOLUMES OF GREENHOUSE GASES FROM METAMORPHIC AUREOLES

PLANKE, Sverre¹, SVENSEN, Henrik², MALTHE-SØRENSEN, Anders², JAMTVEIT, Bjørn², MYKLEBUS, Reidun³, REY, Sebastian S.⁴ and EIDEM, Torfinn R.¹, (1)VBPR, Oslo Research Park, oslo, 0349, Norway, (2)PGP, University of Oslo, PO BOX 1048 - Blindern, Oslo, 0316, Norway, (3)Kjemisk Institutt, Universitetet i Bergen, Realfagbygget, Allegaten 41, Bergen, 5007, Norway, (4)Norway, planke@vbpr.no, planke@vbpr.no

13

4:45 PM

A CONTINENTAL SCENARIO FOR THE PETM: PEAT/COAL CAPACITOR, OROGENIC/CLIMATIC TRIGGER

WING, Scott L., Dept. Paleobiology, Smithsonian Institution, MRC121, Washington, DC 20560, wings@si.edu, wings@si.edu

14

5:00 PM

Withdrawn

2005 Salt Lake City Annual Meeting (October 16–19, 2005)

T116. Causes and Effects of the Paleocene-Eocene Thermal Maximum and Other Paleogene Hyperthermal Events I