Activity

2014

• QUANTITATIVE CONSTRAINTS ON THE EXTENT OF MIDDLE PROTEROZOIC OCEAN ANOXIA FROM MODELING OF THE OCEANIC MASS BALANCE OF RHENIUM
  237 Paleoclimatology/Paleooceanography
  Tuesday, 21 October 2014

  1:00 PM - 5:00 PM

  223/224
• A TERRESTRIAL MESOARCHEAN-MESOPROTEROZOIC RECORD OF ATMOSPHERIC OXYGEN LEVELS
  T228 Critical Earth-Life Transitions: The Marine Perspective (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• CONFIRMATION OF MINIMAL POST-DEPOSITIONAL DISTURBANCE OF RHENIUM AND OSMIUM IN THE 2.50 GA MT. MCRAE SHALE AND OSMIUM ISOTOPE EVIDENCE FOR LATE ARCHEAN OXIDATIVE WEATHERING
  T76 Critical Earth-Life Transitions: The Terrestrial Perspective
  Sunday, 19 October 2014

  1:00 PM - 5:00 PM

  215/216

2013

• A CR ISOTOPE PERSPECTIVE ON PROTEROZOIC REDOX EVOLUTION
  4 Special Session: A Life in Earth History from Tectonics to Climate I: The Scientific Legacy of Paul F. Hoffman
  Sunday, 27 October 2013

  8:00 AM - 12:00 PM

  Mile High Ballroom 4EF