Earth System Processes - Global Meeting (June 24-28, 2001)

Session No. 21
Tuesday, 26 June 2001: 10:00 AM-3:00 PM

G1. Feedbacks and Coupling between Geosphere, Biosphere, Hydrosphere, and Atmosphere

 

Andrew Watson, Convener/Advocate
Paper #
Start Time
0
10:00 AM
HOW CAN WE BUILD BETTER EARTH SYSTEM MODELS?
SHEPHERD, John, Southampton Oceanography Centre, Univ of Southampton, European Way, Southampton, SO14 3ZH, United Kingdom, j.g.shepherd@soc.soton.ac.uk, j.g.shepherd@soc.soton.ac.uk
0
10:30 AM
STABLE AND UNSTABLE STATES IN A SYSTEM CONTROLLED BY POSITIVE FEEDBACK, IMPLICATIONS FOR THE TROPICAL RAINFOREST ECOSYSTEM
ALCOCK, J., Environmental Sciences, Penn State Abington College, 1600 Woodland Rd, Abington, PA 19001, jea4@psu.edu, jea4@psu.edu
0
10:50 AM
MILLENNIAL-SCALE CLIMATE VARIABILITY CONTROLLED BY VERTICAL EXCHANGE IN THE OCEAN
SHAFFER, Gary, OLSEN, Steffen Malskær and BJERRUM, Christian J., Danish Center for Earth System Science, Univ of Copenhagen, Juliane Maries Vej 30, Copenhagen OE, 2100, Denmark, gs@dcess.ku.dk, gs@dcess.ku.dk
0
11:10 AM
GLACIAL-INTERGLACIAL PERTURBATIONS IN THE GLOBAL SILICA CYCLE AND IMPLICATIONS FOR VARIABILITY IN ATMOSPHERIC CO2 LEVELS OVER THE LATE QUATERNARY
RIDGWELL, Andy J., School of Environmental Sciences, Univ of East Anglia, Norwich, NR4 7TJ, United Kingdom and WATSON, Andrew, Univ of East Anglia, A.Ridgwell@uea.ac.uk, A.Ridgwell@uea.ac.uk
 
11:30 AM
Break
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11:40 AM
FEEDBACKS IN THE RESPONSE OF THE LLN CLIMATE MODEL TO THE ASTRONOMICAL FORCING
BERGER, André L.1, CRUCIFIX, Michel1 and LOUTRE, Marie-France2, (1)Institut d'Astronomie et de Géophysique G. Lemaître, Université Catholique de Louvain, 2, Chemin du Cyclotron, Louvain-la-Neuve, 1348, Belgium, (2)Institut d'Astronomie et de Géophysique G. Lemaître, Université Catholique de Louvain, 2, Chemin du Cyclotron, Louvain-la-Neuve, 1348, berger@astr.ucl.ac.be, berger@astr.ucl.ac.be
0
12:10 PM
CENOZOIC MOUNTAIN UPLIFT FORCING GLOBAL COOLING OR VISE VERSA: A CHICKEN AND EGG PROBLEM REVISITED
KUHLEMANN, Joachim, Geol.-Palaeont. Inst, Univ. Tuebungen, Sigwartstr. 10, Tuebingen, D-72076, Germany, kuhlemann@uni-tuebingen.de, kuhlemann@uni-tuebingen.de
0
12:30 PM
BIOTIC FEEDBACKS DURING THE PHANEROZOIC AND THE FUTURE OF GAIA
LENTON, Timothy M., Centre for Ecology and Hydrology, Edinburgh Research Station, Bush Estate, Penicuik, Midlothian, EH26 0QB, United Kingdom, tlent@ceh.ac.uk, tlent@ceh.ac.uk
0
12:50 PM
DOES LIFE DRIVE DISEQUILIBRIUM IN THE BIOSPHERE?
SCHWARTZMAN, David W., Biology, Howard Univ, Washington, DC 20059 and VOLK, Tyler, Biology, New York Univ, 1009 Main Building, New York, NY 10003, dws@scs.howard.edu, dws@scs.howard.edu
 
1:10 PM
Lunch
0
1:50 PM
MODELING THE LONG-TERM EVOLUTION OF ATMOSPHERIC OXYGEN AND CARBON DIOXIDE
OHMOTO, Hiroshi, Astrobiology Research Center & Dept. of Geosciences, The Pennsylvania State Univ, 435 Deike Bldg, University Park, PA 16802 and LASAGA, Antonio C., Geology and Geophysics, Yale Univ, New Haven, CT 06520, ohmoto@geosc.psu.edu, ohmoto@geosc.psu.edu
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2:10 PM
THE DYNAMICS OF THE EARTH'S GLOBAL CARBON CYCLE: A MINIMAL MODEL
VON BLOH, Werner1, SIEGFRIED, Franck2, KOSSACKI, Konrad J.3 and BOUNAMA, Christine2, (1)Potsdam Institute for Climate Impact Rsch, P.O. Box 60 12 03, Potsdam, 14412, Germany, (2)Potsdam Institute for Climate Impact Rsch, P.O. Box 60 12 03, Potsdam, 14412, (3)Institute of Geophysics of Warsaw Univ, Pasteura 7, Warsaw, 02-093, Poland, bloh@pik-potsdam.de, bloh@pik-potsdam.de
0
2:30 PM
FEEDBACKS AND THE LONG TERM CARBON CYCLE
BERNER, Robert Arbuckle, Geology and Geophysics, Yale Univ, Box 208109, New Haven, CT 06520-8109, robert.berner@yale.edu, robert.berner@yale.edu
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