Earth System Processes 2 (8–11 August 2005)

Session No. 4
Monday, 8 August 2005: 9:00 AM-12:00 PM

T16. The Search for Archean Life on Earth and Beyond

 

Neil R. Banerjee and Hiroshi Ohmoto, Advocates
Paper #
Start Time
1
9:00 AM
ORGANIC-INORGANIC INTERACTIONS FOR THE CHEMICAL EVOLUTION OF LIFE ON THE EARLY EARTH
NAKASHIMA, Satoru1, HARAMAKI, Taishiro2, OKIHARA, Kohsuke1 and IGISU, Motoko3, (1)Department of Earth and Space Science, Osaka University, 1-1 Machikaneyama-cho,Toyonaka-shi, Osaka, 560-0043, Japan, (2)Department of Chemistry, Tokyo Institute of Technology, O-okayama 2-12-1, Meguro, Tokyo, 152-8551, (3)Department of Earth and Planetary Science, Tokyo Institute of Technology, O-okayama 2-12-1, Meguro, Tokyo, 152-8551, satoru@ess.sci.osaka-u.ac.jp, satoru@ess.sci.osaka-u.ac.jp
2
9:20 AM
IMPACT CRATERS AS HABITATS FOR LIFE ON EARLY EARTH AND MARS
OSINSKI, Gordon, Space Sciences, Canadian Space Agency, 6767 Route de l’Aeroport, Saint-Hubert, QC J3Y 8Y9, Canada, COCKELL, Charles, Planetary and Space Sciences Research Institute, Open University, Milton Keynes, MK7 6AA, LEE, Pascal, NASA Ames Research Center, MS 245-3, MS 245-3 Moffett Field, CA 94035-1000 and LIM, Darlene, NASA Ames Research Center, MS 245-3, Moffett Field, CA 94035-1000, gordon.osinski@space.gc.ca, gordon.osinski@space.gc.ca
3
9:40 AM
KEYNOTE: UNDERSTANDING THE NATURE AND EFFECTS OF LIFE ON THE EARLY EARTH
RUNNEGAR, Bruce, NASA Astrobiology Institute, Ames Research Center, 240-1, Moffett Field, CA 94035, bruce.runnegar@nasa.gov, bruce.runnegar@nasa.gov
 
10:20 AM
Break
4
10:40 AM
ESTABLISHING BIOGENICITY CRITERIA FOR ARCHEAN ENDOLITHS
MCLOUGHLIN, Nicola1, BRASIER, Martin D.1, WACEY, David2, PERRY, Randall S.1, GREEN, Owen R.1, KILBURN, Matt3 and GROVENOR, Chris3, (1)Earth Sciences, Oxford Univ, Parks Road, Oxford, OX1 3PR, (2)Department of Earth Sciences, Oxford University, Parks Road, Oxford, OX1 3PR, United Kingdom, (3)Department of Materials, Oxford University, Parks Road, Oxford, OX1 3PH, nicola.mcloughlin@earth.ox.ac.uk, nicola.mcloughlin@earth.ox.ac.uk
1
11:00 AM
BIOGENIC ORIGIN FOR ORGANIC MATTER IN CHERT/JASPER AND SHALES OF THE 3.46 GA TOWERS FORMATION, PILBARA, WESTERN AUSTRALIA
OHMOTO, Hiroshi1, WATANABE, Yumiko1, BEVACQUA, David1 and OTAKE, Tsubasa, (1)NASA Astrobiology Institute and Department of Geosciences, The Pennsylvania State University, 435 Deike Bldg, University Park, PA 16802, hqo@psu.edu, hqo@psu.edu
6
11:20 AM
INVITED: TRACES OF ARCHEAN MICROBIAL ACTIVITY IN PILLOW BASALTS FROM BARBERTON AND PILBARA
MUEHLENBACHS, Karlis1, BANERJEE, Neil1, FURNES, Harald2, STAUDIGEL, Hubert3 and DE WIT, Martin4, (1)Earth and Atmospheric Sciences, Univ of Alberta, 1-26 ESB, Edmonton, AB T6G 2E3, (2)Department of Earth Science, Univ of Bergen, Allegt. 41, 5007, Bergen, Norway, (3)Scripps Institute Oceanography, 9500 Gilman Dr Dept 208, La Jolla, CA 92093-0208, (4)Geological Sciences, University of CapeTown, Rondebosh, 7701, karlis.muehlenbachs@ualberta.ca, karlis.muehlenbachs@ualberta.ca
7
11:40 AM
INVITED: BACTERIOGENIC SULFIDE FORMATION: STABLE ISOTOPE SYSTEMATICS OF IRON-SULFUR-ORGANIC CARBON IN THE ARCHEAN-PALEOPROTEROZOIC BLACK SHALES AND CRETACEOUS BLACK SHALES
YAMAGUCHI, Kosei E.1, JOHNSON, Clark M.2, BEARD, Brian L.2, OHKOUCHI, Naohiko1 and OHMOTO, Hiroshi3, (1)Institute for Research on Earth Evolution (IFREE), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 2-15 Natsushima, Yokosuka, 237-0061, Japan, (2)Geology and Geophysics, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706, (3)Astrobiology Research Center, The Pennsylvania State University, 435 Deike Building, University Park, PA 16802, kosei@jamstec.go.jp, kosei@jamstec.go.jp
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