Session No. T4 Wednesday, June 27, 2001

4:30 PM-6:00 PM, Edinburgh International Conference Centre: Poster area
T4. Critical Transitions in Earth History and Their Causes (Posters)
Ian Dalziel and Chris Powell, Presiding
Booth #
ASTRONOMICAL CALIBRATION OF THE LATE EOCENE TIMESCALE: PÄLIKE, Heiko1, SHACKLETON, Nicholas J.1, and ROEHL, Ursula2, (1) Godwin Laboratory for Quaternary Studies, Cambridge Univ, Cambridge, CB2 3SA, United Kingdom, hp201@hermes.cam.ac.uk, (2) Univ Bremen, PO Box 330440, Bremen, 28334, Germany
CARBON ISOTOPE ANOMALY AND OTHER GEOCHEMICAL CHANGES AT THE TRIASSIC/JURASSIC BOUNDARY: IMPLICATIONS FOR EXTINCTION SCENARIOS: PÁLFY, József, Institut für Paläontologie, Museum für Naturkunde, Invalidenstr 43, Berlin, D-10115, Germany, palfy@paleo.nhmus.hu, DEMÉNY, Attila, Laboratory for Geochemical Research, Hungarian Academy of Sciences, Budaörsi út 45, Budapest, H-1112, Hungary, HAAS, János, Geological Research Group, Hungarian Academy of Sciences, Múzeum krt 4/a, Budapest, H-1088, Hungary, HETÉNYI, Magdolna, Department of Mineralogy, Geochemistry and Petrology, Univ of Szeged, P.O. Box 651, Szeged, H-6701, Hungary, ORCHARD, Michael, Geological Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, Canada, and VETő, István, Hungarian Geological Institute, Stefánia út 14, Budapest, H-1143, Hungary,
DID WEATHERING PROMOTE CRUSTAL GROWTH SINCE LATE ARCHAEAN?: CASTRO, A., Department of Geology, Univ of Huelva, 21819 La Rábida, Spain, dorado@uhu.es and PATIŃO-DOUCE, Alberto E., Univ Georgia, Dept Geology, Athens, GA 30602-2501,
HISTORY OF THE WORLD, PART 1: A 3.8-2.7 GA OVERVIEW OF THE AKULLEQ TERRANE, GREENLAND, AND CONTROVERSIES THEREIN: GRIMES, Stephen W., Memorial Univ Newfoundland, Dept Earth Science, St Johns's, NF A1B 3X5 Canada, sgrimes@sparky2.esd.mun.ca.
K-AR AND OXYGEN ISOTOPIC CONSTRAINTS OF ILLITIC CLAYS ON THE TIMING AND EVOLUTION OF THE WOODLEIGH IMPACT STRUCTURE, CARNARVON BASIN, WESTERN AUSTRALIA: UYSAL, I. Tonguc1, GOLDING, Suzanne D.1, GLIKSON, Andrew Y.2, and MORY, Arthur J.3, (1) Earth Sciences, The Univ of Queensland, Brisbane, 4072, Australia, t.uysal@earth.uq.edu.au, (2) Research School of Earth Science, Australian National Univ, Canberra, 0200, Australia, (3) Geol Survey of Western Australia, 100 Plain St., East Perth, East Perth, 6004, Australia
MAJOR CHANGE IN EARTH'S INTERNAL BEHAVIOUR, 2.8-2.2GA, WITH A CHAIN OF GLOBAL CONSEQUENCES FOR THE CRUST LEADING TO THE RISE OF OXYGEN: OSMASTON, Miles F., The White Cottage, Sendmarsh, Ripley, Woking, Surrey GU23 6JT United Kingdom, miles@osmaston.demon.co.uk.
NEOPROTEROZOIC SEDIMENTATION AND RIFTING EVENTS ON EARTH: POSSIBLE LUNAR INVOLVEMENT: MALCUIT, Robert J., Denison Univ, Dept Geology & Geography, Granville, OH 43023-1372, malcuit@denison.edu and WINTERS, Ronald R., Phys-Astron. Dept, Denison Univ, Granville, OH 43023,
RAPID EPISODIC CONTINENTAL GROWTH DURING SUPERCONTINENT DISPERSAL: COLLINS, William J., Geology, Univ of Newcastle, University Drive, Callaghan, Newcastle, NSW 2308 Australia, bcollins@geology.newcastle.edu.au.
TESSELLATED HOTSPOTS IN THE FOOTPRINT OF PANGAEA: RAYLEIGH-TAYLOR MANTLE DIAPIRISM TRIGGERS SUPERCONTINENT BREAKUP AT PALEOZOIC-MESOZOIC TRANSITION: SEARS, James W., Geology Department, Univ of Montana, Missoula, MT 59812, jwsears@selway.umt.edu.
THE PAST EARTH'S ROTATION AND ASTROMOMICAL CONSEQUENCES: ARBAB, A. I., Physics, Univ of Khartoum, University of Khartoum, Department of Physics, P.O. Box 321, Khartoum 11115, Sudan, Dept. of Physics, Faculty of Science, Omdurman Ahlia University, Omdurman, P.O. Box 786, Omdurman, SUDAN, Khartoum 11115 Sudan, arbab64@hotmail.com.
THE TRIASSIC-JURASSIC BOUNDARY EVENT: LINKING THE TERRESTRIAL AND MARINE RECORDS: HESSELBO, Stephen P.1, ROBINSON, Stuart A.1, and SURLYK, Finn2, (1) Department of Earth Sciences, Univ of Oxford, Parks Road, Oxford, OX1 3PR, United Kingdom, stephen.hesselbo@earth.ox.ac.uk, (2) Univ Copenhagen, Oster Voldgade 10, Copenhagen, DK 1350, Denmark
THE TRIASSIC-JURASSIC BOUNDARY EVENT: SEARCHING FOR THE MECHANISM: TANNER, Lawrence H., Geography and Geosciences, Bloomsburg Univ, Bloomsburg, PA 17815, lhtann@planetx.bloomu.edu.
TIMES OF GLOBAL PLATE TECTONIC REORGANIZATION AND THEIR CAUSES: SCOTESE, Christopher R., Geological Sciences, Univ of Texas at Arlington, 500 Yates, Arlington, TX 76019, chris@scotese.com.
TRANSITIONS AND THE AMALGAMATION AND FRAGMENTATION OF SUPERCONTINENTS: DALZIEL, Ian W.D., Institute for Geophysics, Univ of Texas at Austin, 4412 Spicewood Springs Road (Building 600), Austin, TX 78759, ian@utig.ig.utexas.edu.
MICROBIAL COMMUNITY OF HYDROTHERMS SPACE SUBJECTS AS A POSSIBLE SOURCE OF ORIGIN OF LIFE ON THE EARTH: ZHMUR, Stanislav, Institute of the Lithosphere of Marginal Seas RAS, 22 Staromonetny per, Moscow, 109180, Russia, zhmur@ilran.ru and DUDA, Vitali, G.K. Skryabin Institute of Biochemistry and Physiology of Microorganisms RAS, Pushchino, Moscow region, Pushchino, Russia,

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