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

Session No. 147
Tuesday, 30 October 2007: 8:00 AM-12:00 PM

T101. Emerging New Methods in Early Earth Studies: Unraveling the Co-Evolution of Earth and Life (Posters)

GSA Geobiology & Geomicrobiology Division; Paleontological Society

Authors will be present from 9 to 11 AM.

 

Paper #
Booth #
1
154
CARBOXYDOTROPHY, METABOLIC MUTUALISM, AND CARBON MONOXIDE FLUXES IN THE ARCHEAN ATMOSPHERE
COLMAN, Albert, TECHTMANN, Stephen M. and ROBB, Frank T., Center of Marine Biotechnology, Univ. Maryland, 701 E. Pratt St, Baltimore, MD 21202, colman@umbi.umd.edu, colman@umbi.umd.edu
2
155
TIMING OF CYANOBACTERIAL ADAPTATIONS FROM FRESHWATER TO MARINE ECOSYSTEMS – A POSSIBLE KEY TO UNDERSTANDING THE RISE IN ATMOSPHERIC OXYGEN
BLANK, Carrine E., Geosciences, University of Montana, 32 Campus Drive, Missoula, MT 59812, Carrine.Blank@umontana.edu, Carrine.Blank@umontana.edu
3
156
THE MORPHOGENESIS OF WALKER LAKE, NEVADA STROMATOLITES
PETRYSHYN, Victoria A.1, BERELSON, Will2, CORSETTI, Frank A.3, LI, Hong Chun1 and BAILEY, Jake V.1, (1)Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Los Angeles, CA 90089, (2)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, (3)Dept of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Los Angeles, CA 90089, petryshy@usc.edu, petryshy@usc.edu
4
157
PRESERVED FOSSIL BACTERIA IN THE EARLIEST MARINE PHOSPHORITE DEPOSITS: 1.85 BILLION YEAR-OLD BARAGA GROUP, MICHIGAN
EDWARDS, Cole T.1, HIATT, Eric E.1 and PUFAHL, Peir K.2, (1)Department of Geology, University of Wisconsin-Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901, (2)Department of Earth and Environmental Science, Acadia University, 12 University Ave, Wolfville, NS B4P 2R6, Canada, edwarc87@uwosh.edu, edwarc87@uwosh.edu
5
158
DO IRON ISOTOPES REQUIRE A BIF ORIGIN FOR QUARTZ-PYROXENE ROCKS ON AKILIA, SW GREENLAND?
FEDO, Christopher M., Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996 and WHITEHOUSE, Martin J., LIG, Swedish Museum of Natural History, Stockholm, SE-104 05, Sweden, cfedo@utk.edu, cfedo@utk.edu
6
159
TRACES OF EARLY LIFE IN ARCHEAN VOLCANIC ROCKS FROM THE ABITIBI GREENSTONE BELT, CANADA
BRIDGE, Nathan J., Department of Earth Sciences, University of Western Ontario, London, ON N6A5B7, Canada, BANERJEE, Neil R., Department of Earth Sciences, University of Western Ontario, London, ON N6A 5B7, Canada, MUELLER, Wulf, Centre d’étude sur les Ressources minérales, Université du Québec à Chicoutimi, Chicoutimi, QC G7H 2B1, Canada, CHACKO, Tom, Earth and Atmospheric Sciences, University of Alberta, 1-23 Earth Sciences Building, Edmonton, AB T6G2E3, Canada, MUEHLENBACHS, Karlis, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada and FURNES, Harald, Department of Earth Science, University of Bergen, Allegt. 41, 5007, Bergen, 5007, Norway, nbridge2@gmail.com, nbridge2@gmail.com
7
160
SULFUR ON THE EARLY EARTH
MOJZSIS, Stephen J., Department of Geological Sciences, Univ of Colorado, UCB 399, 2200 Colorado Avenue, Boulder, CO 80309-0399, mojzsis@colorado.edu, mojzsis@colorado.edu
8
161
SPATIAL ISOTOPE VARIATIONS OF THE EDIACARAN SUCCESSION IN SOUTH CHINA: IMPLICATIONS FOR THE CHEMOCLINE INSTABILITY ACROSS DEPOSITIONAL ENVIRONMENTS
JIANG, Ganqing1, ZHANG, Shihong2, SHI, Xiaoying2 and XIAO, Shuhai3, (1)Department of Geoscience, University of Nevada, 4505 Maryland Parkway, Las Vegas, NV 89154, (2)School of Earth Sciences and Resources, China University of Geosciences, Beijing, 100083, China, (3)Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061, jiangg@unlv.nevada.edu, jiangg@unlv.nevada.edu
9
162
DRAB-HALOED FILAMENT TRACES IN PALEOSOLS AS EVIDENCE OF CAMBRIAN BIOLOGICAL SOIL CRUSTS
RETALLACK, Gregory J., Department of Geological Sciences, University of Oregon, Eugene, OR 97403, gregr@uoregon.edu, gregr@uoregon.edu
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