2007 GSA Denver Annual Meeting (28–31 October 2007)

Session No. 215
Wednesday, 31 October 2007: 1:30 PM-5:30 PM

Paleoclimatology/Paleoceanography II

 

Tammy M. Rittenour, Chair
Paper #
Start Time
1
1:30 PM
GOBI DYNAMICS OF THE PAST 50,000 YEARS IN CENTRAL-EAST ASIA
FENG, Zhaodong, Geology, Baylor University, One Bear Place #97354, Waco, TX 76798, Zhaodong_Feng@baylor.edu, Zhaodong_Feng@baylor.edu
2
1:45 PM
Withdrawn
3
2:00 PM
A MULTI-DECADAL RECORD OF RAINFALL IN THE PLIOCENE NEARSHORE ENVIRONMENT IN SOUTH FLORIDA
SLIKO, Jennifer, School of Science, Engineering, and Technology, Penn State Harrisburg, Middletown, PA 17057 and HERBERT, Gregory S., Department of Geology, University of South Florida, 4202 E. Fowler Ave., SCA 528, Tampa, FL 33620, jls1093@psu.edu, jls1093@psu.edu
4
2:15 PM
HOLOCENE MILLENNIAL-SCALE EFFECTIVE MOISTURE VARIATIONS IN THE CENTRAL NORTH ATLANTIC: EVIDENCE FROM LACUSTRINE AND PEAT CORES FROM THE AZORE ISLANDS
RITTENOUR, Tammy M., Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322 and BJORCK, Svante, GeoBiosphere Science Centre, Dept of Quaternary Sciences, Lund University, Solvegatan 12, Lund, SE-223, Sweden, tammyr@cc.usu.edu, tammyr@cc.usu.edu
5
2:30 PM
PRESERVATION OF THE ALKENONE PALEOTEMPERATURE PROXY IN UPLIFTED MARINE SEQUENCES: A TEST FROM THE VRICA OUTCROP, CROTONE, ITALY
CLEAVELAND, Laura C., Geological Sciences, Brown University, Box 1846, Providence, RI 02912 and HERBERT, Timothy D., Department of Earth, Environmental, and Planetary Sciences, Brown University, Box 1846, Providence, RI 02912, Laura_Cleaveland@Brown.edu, Laura_Cleaveland@Brown.edu
6
2:45 PM
δ18O AND δ13C ALONG THE GROWTH AXIS OF A SOREQ CAVE (ISRAEL) SPELEOTHEM: SUB-ANNUAL RESOLUTION BY ION MICROPROBE
ORLAND, I.J.1, KITA, N.T.1, BAR-MATTHEWS, M.2, AYALON, A.2, MATTHEWS, A.3 and VALLEY, J.W.4, (1)Geology and Geophysics, University of Wisconsin, 1215 West Dayton Street, Madison, WI 53706, (2)Geological Survey of Israel, 30 Malchei Israel St, Jerusalem, 95501, Israel, (3)Institute of Earth Sciences, The Hebrew University, Jerusalem, 91904, Israel, (4)Geoscience, University of Wisconsin, 1215 West Dayton Street, Madison, WI 53706, orland@geology.wisc.edu, orland@geology.wisc.edu
7
3:00 PM
PALEOCLIMATE VARIATIONS FROM 0 TO 12.3 KA BP INFERRED FROM THREE COEVAL CALCITE AND ARAGONITE SPELEOTHEMS FROM MARENGO CAVE, INDIANA, USA
ZHANG, Ren, SCHWARCZ, Henry P., FORD, Derek C. and BEDDOWS, Patricia A., School of Geography and Earth Sciences, McMaster University, 1280 Main St. West, Hamilton, ON L8S 4K1, Canada, zhangr7@mcmaster.ca, zhangr7@mcmaster.ca
8
3:15 PM
SINCE COLUMBUS: AN AMO CLIMATE PROXY FROM A PUERTO RICAN SPELEOTHEM
MILLER, Thomas E., Dept of Geology, University of Puerto Rico at Mayaguez, Mayaguez, PR 00681, STOTT, Lowell, Earth Science, Univ of southern california, 3651 Trousdale Pkwy, Los Angeles, CA 90089, WINTER, Amos, Department of Marine Sciences, University of Puerto Rico, Mayagüez, Mayagüez, PR 00681 and GALLUP, Christina D., Geological Sciences, University of Minnesota, 230 Heller Hall, 1114 Kirby Drive, Duluth, MN 55812, tmiller@uprm.edu, tmiller@uprm.edu
9
3:30 PM
PRESERVATION BIAS IN SPELEOTHEM PROXY RECORDS DUE TO SEASONAL VENTILATION OF CAVES
JAMES, Eric W., Dept. of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, Austin, TX 78712 and BANNER, Jay L., Geological Sciences, The University of Texas, Jackson School of Geosciences, Austin, TX 78712-0254, lilej@mail.utexas.edu, lilej@mail.utexas.edu
10
3:45 PM
ISOTOPIC AND SEDIMENTOLOGICAL EVIDENCE FOR SEA ICE CONDITIONS AND PALEOCEANOGRAPHY IN LAST 15,000 YEARS ON THE BEAUFORT SEA SLOPE AND AMUNDSEN GULF, CANADA
SCOTT, David B.1, SCHELL, Trecia M.1, ST ONGE, Guillaume2, DARBY, D.A.3, ROCHON, Andre2 and BLASCO, Steve4, (1)Centre for Environmental and Marine Geology, Dalhousie University, Halifax, NS B3H3J5, Canada, (2)ISMER, Université du Québec à Rimouski, Rimouski, QC G5L 3A1, Canada, (3)Department of Ocean, Earth, & Atmospheric Sciences, Old Dominion University, 4600 Elkhorn Ave, Norfolk, VA 23529-0276, (4)Natural Resources, Canada, 1 Challenger Drive, Dartmouth, NS B2Y4A2, Canada, dbscott@dal.ca, dbscott@dal.ca
11
4:00 PM
SEASONAL AND EL NIÑO SIGNALS IN RADIOCARBON PROFILES FROM EARLY 20TH-CENTURY PERUVIAN BAY SCALLOP (ARGOPECTEN PURPURATUS) SHELLS
JONES, Kevin B., U.S. Geological Survey, 12201 Sunrise Valley Dr MS 956, Reston, VA 20192, HODGINS, Gregory W.L., NSF-Arizona AMS Facility, University of Arizona, 1118 E 4th St, Tucson, AZ 85721-0081, ANDRUS, C. Fred T., Geological Sciences, University of Alabama, 2003 Bevill, Tuscaloosa, AL 35487 and ETAYO-CADAVID, Miguel F., Geological Sciences, University of Alabama, Bevill Building, Tuscaloosa, AL 35487, kevinjones@usgs.gov, kevinjones@usgs.gov
12
4:15 PM
LATE-QUATERNARY GLACIER FLUCTUATIONS AND CLIMATE CHANGE AT NEVADO COROPUNA, SOUTHERN PERÚ
BROMLEY, Gordon R.M.1, HALL, Brenda L.2, SCHAEFER, Joerg M.3 and WINCKLER, Gisela3, (1)Department of Earth Sciences/Climate Change Institute, University of Maine, Bryand Global Sciences Center, Orono, ME 04469, (2)Department of Earth Sciences/Climate Change Institute, University of Maine, Bryand Global Sciences Center, Orono, ME ME 04469, (3)Lamont-Doherty Earth Observatory, Route 9W, Palisades, NY NY 10964, gordon.bromley@umit.maine.edu, gordon.bromley@umit.maine.edu
13
4:30 PM
BENTHIC FORAMINIFERA AS PROXIES FOR CLIMATE AND OCEANOGRAPHIC CHANGES IN THE HOLOCENE OFF SOUTHERN CHILE
LOBEGEIER, Melissa K., Department of Geosciences, Middle Tennessee State University, Box 9, Murfreesboro, TN 37132, LANGE, Carina B., Departamento de Oceanografía y Centro FONDAP-COPAS, Universidad de Concepción, Concepción, 160-C, Chile and NINNEMANN, Ulysses S., Department of Earth Sciences and Bjerknes Centre for Climate Research, University of Bergen, Allegaten 55, Bergen, 5007, Norway, mlobeg@mtsu.edu, mlobeg@mtsu.edu
14
4:45 PM
GALLITELLIA – A PROXY FOR PALAEO-MONSOONAL UPWELLING ON THE WESTERN COAST OF INDIA
GHOSH, Anupam1, SAHA, Sourav1, SARASWATI, Pratul Kumar1, BANERJEE, Santanu1, BURLEY, Stuart2 and RAO, T.K. Gundu3, (1)Department of Earth Sciences, IIT Bombay, Powai, Mumbai, 400076, India, (2)BG Trinidad and Tobago, BG House, 5 St. Clair Avenue, Port of Spain, Trinidad, Trinidad and Tobago, (3)Sophisticated Analytical Instrument Facility, IIT Bombay, Powai, Mumbai, 400076, India, ghosh.anupam@gmail.com, ghosh.anupam@gmail.com
15
5:00 PM
USING MG/CA AND STABLE LIGHT ISOTOPE RATIOS OF A BENTHIC FORAMINIFERAL SPECIES TO DETECT THE 8.2 KA COOLING EVENT ON THE ICELANDIC SHELF
QUILLMANN, Ursula1, MARCHITTO, Thomas M.2, ANDREWS, John T.3, JENNINGS, Anne E.1 and DEAN, Walter E.4, (1)INSTAAR and Dept. of Geological Sciences, Univ of Colorado, 450 UCB, Boulder, CO 80309, (2)Geological Sciences, Univ of Colorado, INSTAAR, Box 450, Boulder, CO 80309, (3)Institute of Arctic and Alpine Research, Univ of Colorado, University of Colorado, Boulder, CO 80309-0450, (4)U.S. Geological Survey, MS 980 Federal Center, Denver, CO 80225, ursula.quillmann@colorado.edu, ursula.quillmann@colorado.edu
16
5:15 PM
REASONS FOR, AND APPROACHES TO, AUTOMATING TAXONOMIC IDENTIFICATIONS IN PALEONTOLOGY
MACLEOD, Norman, The Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom and KRIEGER, J., Department of Palaeontology, The Nat History Museum, Cromwell Road, London, SW7 5BD, N.MacLeod@nhm.ac.uk, N.MacLeod@nhm.ac.uk