P073
The Noachian Climate of Mars: Reconciling Geological Observations and Climate Models I

Tuesday, 15 December 2020: 17:30-18:30
Virtual
Primary Convener:  James W Head III, Brown University, Earth, Environmental and Planetary Sciences, Providence, RI, United States
Conveners:  Robin Wordsworth, Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, James Rice, Planetary Science Institute, Tucson, United States and Ashley Margaret Margaret Palumbo, Brown University, Providence, RI, United States
Primary Liaison:  James W Head III, Brown University, Providence, RI, United States
Chairs:  Robin Wordsworth, Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States and James Rice, Planetary Science Institute, Tucson, United States
OSPA Liaison:  James W Head III, Brown University, Providence, RI, United States
17:30
P073-01
Crustal Hydration of Ocean-scale Water Volumes Controlled Martian Climate and Habitability­­­ (684085)
Eva Linghan Scheller1, Bethany L Ehlmann2, Renyu Hu1, Danica Adams2 and Yuk L Yung1, (1)California Institute of Technology, Pasadena, CA, United States, (2)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States
17:33
P073-02
Quantifying precipitation, aridity, and runoff-producing timescales using paleolakes on early Mars (738585)
Gaia Stucky de Quay, University of Texas at Austin, Austin, TX, United States, Timothy A Goudge, The University of Texas at Austin, Department of Geological Sciences, Austin, TX, United States and Caleb Fassett, NASA Marshall Space Flight Center, Huntsville, AL, United States
17:36
P073-03
Fluvial Activity and Lake Formation in a Noachian Closed-Source Drainage Basin Crater (681798)
Benjamin Boatwright and James W Head III, Brown University, Providence, RI, United States
17:39
P073-04
Integrating the sedimentary stratigraphy of Arabia Terra, Mars: depositional history of Sera and Jiji craters. (713851)
Andrew Annex1, Kevin W Lewis1, Ari Koeppel2 and Christopher S Edwards2, (1)Johns Hopkins University, Morton K. Blaustein Department of Earth & Planetary Sciences, Baltimore, MD, United States, (2)Northern Arizona University, Astronomy and Planetary Science, Flagstaff, AZ, United States
17:42
P073-05
The Martian Dust Bowl: Thermal Inertia in Sediment-Filled Craters Reveals a Noachian Dry Spell (684631)
Ari Koeppel1, Christopher S Edwards1, Gabriel Carrillo1, Andrew M Annex2 and Kevin W Lewis2, (1)Northern Arizona University, Astronomy and Planetary Science, Flagstaff, AZ, United States, (2)Johns Hopkins University, Morton K. Blaustein Department of Earth & Planetary Sciences, Baltimore, MD, United States
17:45
P073-06
Carbon Photochemical Escape Rates from the Modern Mars Atmosphere (675238)
Daniel Lo, University of Arizona, Tucson, AZ, United States, Roger V Yelle, University of Arizona, Lunar and Planetary Laboratory, Tucson, AZ, United States, Robert J Lillis, Space Sciences Laboratory, University of California Berkeley, Berkeley, CA, United States and Justin Deighan, Laboratory for Atmospheric and Space Physics, Boulder, CO, United States
17:48
P073-07
Ancient Martian Climate with ROCKE-3D (696590)
Kostas Tsigaridis1, Scott David Guzewich2, Michael Way3, Igor D Aleinov4, Eric T Wolf5 and Anthony D Del Genio3, (1)Columbia University of New York, Palisades, NY, United States, (2)NASA Goddard Spaceflight Center, Greenbelt, MD, United States, (3)NASA Goddard Institute for Space Studies, New York, NY, United States, (4)Columbia University, New York, NY, United States, (5)University of Colorado at Boulder, Atmospheric and Oceanic Sciences, Boulder, CO, United States
17:51
P073-08
A Nitrogen-Rich Atmosphere on Ancient Mars Indicated by Isotopic Evolution. (693338)
Trent Thomas, NASA Jet Propulsion Laboratory, Pasadena, United States; University of Washington Seattle Campus, Earth and Space Sciences, Seattle, United States and Renyu Hu, California Institute of Technology, Pasadena, CA, United States; NASA Jet Propulsion Laboratory, Pasadena, CA, United States
17:54
P073-09
Evaluating an impact induced H2-rich climate for early Mars (755497)
Kathryn Steakley, Melinda A Kahre, Robert Michael Haberle and Kevin J Zahnle, NASA Ames Research Center, Moffett Field, CA, United States
17:57
P073-10
An Ocean May Have Been Necessary to Produce the Surface Geology on Early Mars (671775)
Ramses M Ramirez, Earth-Life Science Institute, Meguro, Tokyo, Japan, Robert Anthony Craddock, Smithsonian Institution, Center for Earth and Planetary Studies, National Air and Space Museum, Washington, DC, United States and Tomohiro Usui, JAXA Japan Aerospace Exploration Agency, Institute of Space and Astronautical Science, Sagamihara, Japan
18:00
Discussion
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