Sunday Afternoon 1
Time	Session	Location	Title
1400	U73A	CC 716B	Precambrian Environments: Controversial Changes and Paleoproterozoic Milestones II Presiding: R H Rainbird, Geological Survey of Canada; C Jefferson, Geological Survey of Canada; A Bekker, University of Manitoba; B Wing, McGill University    [Print-friendly session details]
1400	U73A-01	CC 716B	Precambrian Asteroid Impacts: Changing Earth History or Just Marking Time? *B M Simonson, S Hassler, B Bottke    [Abstract]
1420	U73A-02	CC 716B	Coupled Iron and Sulfur Isotope Constraints on the Archean and Paleoproterozoic Ocean Redox State *O J Rouxel, A Bekker INVITED    [Abstract]
1440	U73A-03	CC 716B	Paleoproterozoic Carbon Isotope Excursion: Updating the Evidence *J A Karhu INVITED    [Abstract]
1500	U73A-04	CC 716B	The Lomagundi Event Marks Post-Pasteur Point Evolution of Aerobic Respiration: A Hypothesis *T D Raub, J L Kirschvink, C Z Nash, T M Raub, R E Kopp, I A Hilburn    [Abstract]
1520	U73A-05	CC 716B	The 1850 Ma Sudbury Impact Event in Northern Michigan and Changing Paleoproterozoic Oceanography *P K Pufahl, E E Hiatt, J R Morrow, T K Kyser, C R Stanley, G J Nelson, C T Edwards    [Abstract]
1540	U73A-06	CC 716B	A Coupled Carbon Cycle - Climate Model of Neoproterozoic Glaciation: the Influence of Precipitation, Continental Configuration and Stochastic Perturbations to the Carbon Cycle or Solar Insolation *Y Liu, W R Peltier    [Abstract]