Rapid Environmental Change and the Fate of Planetary Habitability Posters

Monday, 15 December 2014: 8:00 AM-12:20 PM
Primary Convener:  Franck Marchis, Carl Sagan Center, SETI institute, Mountain View, CA, United States
Co-conveners:  Cynthia B Phillips, SETI Institute Mountain View, Mountain View, CA, United States and Nathalie A Cabrol, NASA Ames Research Center, Moffett Field, CA, United States; Carl Sagan Center, SETI institute, Mountain View, CA, United States

Abstracts Submitted to this Session:

The Sensitivity of Earth's Climate History To Changes In The Rates of Biological And Geological Evolution
David Waltham, Royal Holloway University of London, Egham, TW20, United Kingdom
The Pluto System in the Context of Planetary Exploration
S Alan Stern, Southwest Research Institute San Antonio, Space Sci & Engineering Div, San Antonio, TX, United States
The survival of life through Snowball Earth events
Dorian S Abbot, University of Chicago, Chicago, IL, United States
How to Directly Image a Habitable Planet Around Alpha Centauri with a 30cm Space Telescope.
Ruslan Belikov, Eduardo Bendek, Sandrine Thomas and David Black, NASA Ames Research Center, Moffett Field, CA, United States
On stabilizing feedbacks in the long-term carbon cycle and other issue
Richard E Zeebe, Univ Hawaii Manoa, Honolulu, HI, United States
Drastic Environmental Change on Mars: Applying the Lessons Learned on Earth
Dirk Schulze-Makuch, Washington State University, Pullman, WA, United States, Alberto Fairen, Cornell University, Ithaca, NY, United States and Louis N Irwin, University of Texas at El Paso, El Paso, TX, United States
From the Exoplanetary Bestiary to the Exoplanetary Zoo
Cayman T Unterborn1, Wendy R Panero2, Lars Stixrude3, Louise H Kellogg4, Carolina R Lithgow-Bertelloni3 and Matthew R Diamond5, (1)Ohio State University Main Campus, Columbus, OH, United States, (2)Ohio State University, Columbus, OH, United States, (3)University College London, London, United Kingdom, (4)University of California - Davis, Davis, CA, United States, (5)University of California Berkeley, Berkeley, CA, United States
the Deep Biosphere Archaeal Microbial Community in Igneous Ocean Crust
Katrina J Edwards, University of Southern California, Los Angeles, CA, United States
Birth place of life on the Hadean Earth and early evolution of life on a tightrope
Shigenori Maruyama, Tokyo Institute of Technology, Tokyo, Japan
Consequences of the Collision of India with Asia
Wallace S Broecker, Lamont -Doherty Earth Observatory, Palisades, NY, United States
Comparing environmental changes and habitability settings in the geological history of Sahara and Mars
Gian G Ori1,2, Riccardo Sabbadini1,2 and Goro Komatsu1, (1)International Research School of Planetary Sciences, Chieti, Italy, (2)Ibn Battuta Centre, Universite' Cadi Ayyad, Marrakech, Morocco
Habitability for Complex Life and the Development and Self-Limitations of the Biotic Enhancement of Weathering
David W Schwartzman, Howard University, Biology, Washington, DC, United States and Tyler Volk, New York University, Biology, New York, NY, United States
Obliquity Evolution of an Early Venus
Billy Quarles1, Jason W Barnes2 and Jack J Lissauer1, (1)NASA Ames Research Center, Moffett Field, CA, United States, (2)University of Idaho, Moscow, ID, United States
Environmental Change in Icy Moons
Robert T Pappalardo, Jet Propulsion Laboratory, Pasadena, CA, United States and Steve Vance, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States
Modeling Europa’s Ice-Ocean Interface
Amira Elsenousy, University of Arkansas, Fayetteville, AR, United States, Steve Vance, Jet Propulsion Laboratory, Pasadena, CA, United States and Bruce G Bills, NASA Jet Propulsion Laboratory, Pasadena, CA, United States
A Thermal Evolution Model of the Earth Including the Biosphere, Continental Growth and Mantle Hydration
Dennis Höning and Tilman Spohn, German Aerospace Center DLR Berlin, Berlin, Germany
Alternative model for the Great Oxidation Event
Andrey Bekker, University of California Riverside, Earth Sciences, Riverside, CA, United States
Rapid change of atmosphere on the Hadean Earth: Beyond Habitable Trinity on a tightrope
Tatsuyuki Arai and Shigenori Maruyama, Tokyo Institute of Technology, Tokyo, Japan
Mantle Cooling, Seafloor Serpentinization, and the Rise of Atmospheric O2
James F Kasting, Pennsylvania State Univ, University Park, PA, United States
Planetary Stoichiometry, Mineral Ecology, and the Rise of Habitability
Robert M Hazen1, Robert T Downs2, Joshua Golden2, Grethe Hystad3 and Edward S Grew4, (1)Carnegie Inst, Washington, DC, United States, (2)University of Arizona, Department of Geosciences, Tucson, AZ, United States, (3)University of Arizona, Department of Mathematics, Tucson, AZ, United States, (4)Univ Maine, Orono, ME, United States
Constraining Archean Earth’s Atmosphere with the Geological Record
Ashley Margaret Horan, Stonehill College, Physics and Astronomy, Easton, MA, United States, Shawn D Domagal-Goldman, NASA Goddard Space Flight Center, Planetary Environments Laboratory, Greenbelt, MD, United States and Mark Claire, University of St Andrews, Department of Earth and Environmental Sciences, St Andrews, United Kingdom
Investigating Potential Causes for An Abrupt Change of Thermal State in Earth’s Upper Mantle During the Great Oxygenation Event
Allen K McNamara and Mingming Li, Arizona State University, Tempe, AZ, United States
A highly oxidized atmosphere–ocean system and oceanic molybdenum drawdown during the Paleoproterozoic
Kosuke T Goto1, Takashi Ito2, Katsuhiko Suzuki3, Ariel D Anbar4, Gwyneth Williams Gordon4, Teruhiko Kashiwabara3, Yutaro Takaya3, Gen Shimoda1, Tatsuo Nozaki3, Shoichi Kiyokawa5, George M Tetteh6 and Frank K Nyame6, (1)Geological Survey of Japan, Tsukuba, Japan, (2)Ibaraki University, Education, Mito, Japan, (3)JAMSTEC, Yokosuka Kanagawa, Japan, (4)Arizona State Univ, Tempe, AZ, United States, (5)Kyushu University, Fukuoka, Japan, (6)University of Ghana, Accra, Ghana
A Quantitative Characterization and Classification of Martian Valley Networks: New Constraints on Mars’ Early Climate and Its Variability in Space and Time
Anna Grau Galofre, University of British Columbia, Earth, Ocean and Atmospheric Sciences, Vancouver, BC, Canada and Mark Jellinek, University of British Columbia, Vancouver, BC, Canada
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