PP31E
Evolution of the Earth System I

Wednesday, 16 December 2015: 08:00-10:00
2010 (Moscone West)
Primary Conveners:  Colin Goldblatt, University of Victoria, Victoria, BC, Canada
Conveners:  Benjamin W Johnson, University of Victoria, Earth and Ocean Sciences, Victoria, BC, Canada and Colin Goldblatt, University of Victoria, Victoria, BC, Canada
Chairs:  Benjamin W Johnson, University of Victoria, Earth and Ocean Sciences, Victoria, BC, Canada and Colin Goldblatt, University of Victoria, Victoria, BC, Canada
OSPA Liaisons:  Colin Goldblatt, University of Victoria, Victoria, BC, Canada
08:00
PP31E-01
Environmental Consequences of Big Nasty Impacts on the Early Earth (75401)
Kevin J Zahnle, NASA Ames Research Center, Moffett Field, CA, United States
08:15
PP31E-02
Seafloor Weathering Dependence on Temperature and Dissolved Inorganic Carbon (Invited) (61182)
Dorian S Abbot, Navah X Farahat and David E Archer, University of Chicago, Chicago, IL, United States
08:30
PP31E-03
New Constraints on Archean–Paleoproterozoic Carbonate Chemistry and pCO2 (70079)
Clara L Blättler and John A Higgins, Princeton University, Princeton, NJ, United States
08:45
PP31E-04
The evolution of Phanerozoic seawater – Isotope paleothermometry finds consensus on Early Paleozoic warmth and constant seawater δ18O (82559)
Ethan L Grossman1, Gregory A Henkes2, Benjamin H Passey3, Brock Shenton4, Thomas E. Yancey1 and Alberto Perez-Huerta5, (1)Texas A & M University, Department of Geology and Geophysics, College Station, TX, United States, (2)Harvard University, Department of Earth and Planetary Sciences, Cambridge, MA, United States, (3)Johns Hopkins University, Baltimore, MD, United States, (4)ExxonMobil Houston, Exploration Company, Houston, TX, United States, (5)University of Alabama, Department of Geological Sciences, Tuscaloosa, AL, United States
09:00
PP31E-05
Modes of Contintental Sediment Storage and the History of Atmospheric Oxygen (66365)
Jon M Husson and Shanan E Peters, University of Wisconsin Madison, Geoscience, Madison, WI, United States
09:15
PP31E-06
The Geologic Nitrogen Cycle and its Relationship to Oxygenation of the Early Earth (75501)
David C Catling, University of Washington, Seattle, WA, United States
09:30
PP31E-07
Early Neoproterozoic Global Change Through the Lens of the Tambien Group, Northern Ethiopia (76159)
Nicholas Swanson-Hysell1, Adam C Maloof2, Daniel James Condon3, Yuem Park4, Scott Angus MacLennan2, Blair Schoene5, Marissa M Tremblay6, Mulugeta Alene7, Eliel Anttila4, Bereket Haileab8 and Tadele Tesema7, (1)University of California Berkeley, Earth and Planetary Science, Berkeley, CA, United States, (2)Princeton University, Princeton, NJ, United States, (3)NERC Isotope Geosciences Laboratory, Keyworth, United Kingdom, (4)University of California Berkeley, Berkeley, CA, United States, (5)Princeton University, Department of Geosciences, Princeton, NJ, United States, (6)University of California Berkeley, Department of Earth and Planetary Science, Berkeley, CA, United States, (7)Addis Ababa University, Department of Earth Sciences, Addis Ababa, Ethiopia, (8)Carleton College, Department of Geology, Northfield, MN, United States
09:45
PP31E-08
85 million years of pelagic ecosystem evolution: Pacific Ocean deep-sea ichthyolith records reveal fish community dynamics and a long-term decline in sharks (72400)
Elizabeth C Sibert1, Richard D Norris2, Jose M Cuevas3 and Lana G Graves1, (1)University of California San Diego, Scripps Institution of Oceanography, La Jolla, CA, United States, (2)Scripps Institution of Oceanography, La Jolla, CA, United States, (3)University of San Diego, San Diego, CA, United States
 
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