40 Role of Hydrothermal Systems in Biospheric Evolution (Sponsored by NASA Astrobiology Institute) (Posters)

Wednesday, 27 June 2001
4:30 PM - 6:00 PM

Presentations

• 4:30 PM
  MODELING ARCHAEAN HYDROTHERMAL SYSTEMS
  Robert P. Lowell, Georgia Institute of Technology, Atlanta, GA
  7357 (THEME SESSIONS)
• 4:30 PM
  VOLCANO-ICE INTERACTIONS AND THE EXPLORATION FOR EXTANT MARTIAN LIFE
  Meredith C. Payne, Arizona State Univ, Tempe, AZ and Jack D. Farmer, Arizona State Univ, Tempe, AZ
  7445 (THEME SESSIONS)
• 4:30 PM
  HYDROTHERMAL SYSTEMS: DOORWAYS TO EARLY BIOSPHERE EVOLUTION
  Jack D. Farmer, Arizona State Univ, Tempe, CA
  7587 (THEME SESSIONS)
• 4:30 PM
  THE SIMULATED SILICIFICATION OF BACTERIA – NEW CLUES TO THE MODES AND TIMING OF BACTERIAL PRESERVATION AND IMPLICATIONS FOR THE SEARCH FOR EXTRATERRESTRIAL MICROFOSSILS
  Jan Toporski, Univ of Portsmouth, Portsmouth, N/A and Frances Westall, Lunar and Planetary Institute, Houston, TX and Andrew Steele, NASA Johnson Space Ctr, Houston, TX and David S. McKay, NASA Johnson Space Ctr, Houston, TX
  7608 (THEME SESSIONS)
• 4:30 PM
  MINERALOGIC AND TEXTURAL TRANSFORMATIONS OF SILICEOUS SINTER: EXAMPLES FROM NEW ZEALAND
  Kathleen A. Campbell, Univ Auckland, Auckland, N/A and K. A. Rodgers, Univ Auckland, Auckland, N/A and P.R.L. Browne, Univ Auckland, Auckland, N/A
  7682 (THEME SESSIONS)
• 4:30 PM
  THE ROLE OF SILICATE BIOMINERALIZATION AS AN ULTRAVIOLET SHIELD: IMPLICATIONS FOR ARCHEAN LIFE
  Kurt O. Konhauser, Univ Leeds, Leeds and Vernon Phoenix, Univ Leeds, Leeds
  7820 (THEME SESSIONS)