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Activity

2005

• HOW CONTINENTAL MARGIN SEDIMENTS CONTROL THE WEATHERING FLUX OF PHOSPHATE TO THE OCEANS
  T177 The Changing Planet II: A Special Tribute Session Celebrating the Contributions of Fred T. Mackenzie
  Tuesday, 18 October 2005

  1:30 PM - 3:30 PM
• MESOPROTEROZOIC OCEANS AND MINERAL DEPOSITS
  T2 Centennial Celebration Symposia for the Society of Economic Geologists II
  Saturday, 15 October 2005

  1:00 PM - 5:00 PM
• INVITED: WHEN DID OXYGEN APPEAR IN THE ATMOSPHERE?
  11 Oxygen and Evolution on Early Earth I
  Tuesday, 9 August 2005

  9:00 AM - 12:00 PM

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2004

• U-PB ISOTOPE CONSTRAINTS ON THE EVOLUTION OF ATMOSPHERIC O2
  T142 Early Paleoproterozoic (2.5–2.0 Ga) Events and Rates: Bridging Field Studies and Models
  Tuesday, 9 November 2004

  8:00 AM - 12:00 PM
• EARLY PALEOPROTEROZOIC EVENTS AND PROCESSES: AN OVERVIEW
  105 Early Paleoproterozoic (2.5–2.0 Ga) Events and Rates: Bridging Field Studies and Models
  Monday, 8 November 2004

  1:30 PM - 5:30 PM

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2003

• WHY DID THE COMPOSITION OF SEAWATER VARY DURING THE PHANEROZOIC?
  T70 Ocean Chemistry Through the Mesozoic and Cenozoic
  Monday, 3 November 2003

  8:00 AM - 12:00 PM
• FE2O3/FEO RATIO IN AVERAGE SHALE THROUGH TIME: A REFLECTION OF THE STEPWISE OXIDATION OF THE ATMOSPHERE?
  T19 Revisiting the Biogeochemistry of Black Shales and Oxygen-Deficient Marine Environments
  Sunday, 2 November 2003

  8:00 AM - 12:00 PM

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2002

• ORE DEPOSITS AND THE EVOLUTION OF THE ATMOSPHERE, THE OCEANS, AND THE BIOSPHERE--AN OVERVIEW
  125 Evolution of the Early Atmosphere, Hydrosphere, and Biosphere: Constraints from Ore Deposits
  Tuesday, 29 October 2002

  8:00 AM - 12:00 PM
• THE REDOX-SENSITIVE TRACE ELEMENTS, MO, U AND RE IN PRECAMBRIAN CARBONACEOUS SHALES: INDICATORS OF THE GREAT OXIDATION EVENT
  T169 Evolution of the Early Atmosphere, Hydrosphere, and Biosphere I: Constraints from Ore Deposits
  Tuesday, 29 October 2002

  1:30 PM - 5:30 PM

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2001

• WATER, EARTH, AIR, FIRE - AND LIFE
  109 Water's Many Forms in the Solar System: Implications for Geology, Exploration, and Life
  Wednesday, 7 November 2001

  8:00 AM - 12:00 PM
• THE COMPOSITION OF TERTIARY SEA WATER
  T37 Sulfur Cycling in Precambrian to Recent Ocean-Atmosphere Systems: A Session Honoring the Career of William T. Holser
  Monday, 5 November 2001

  1:30 PM - 5:30 PM
• A POSSIBLE EXPLANATION FOR THE GREAT OXIDATION EVENT BETWEEN CA. 2.3 AND 2.0 GA
  23 Archean Earth and Contemporary Life: The Transition from an Anaerobic to an Aerobic Marine Ecosystem (Sponsored by NASA Astrobiology Institute)
  Tuesday, 26 June 2001

  10:00 AM - 4:30 PM

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Date Unknown

• THE DISTRIBUTION OF REDOX-SENSITIVE TRACE ELEMENTS IN PRECAMBRIAN CARBONACEOUS SHALES
  59 Precambrian (Posters)