(Bio)geochemical Cycles in Extreme Environments II

Tuesday, 16 December 2014: 1:40 PM-3:40 PM
Chairs:  Eric S Boyd, Montana State University, Bozeman, MT, United States and Mark Alexander Lever, Aarhus University, Center for Geomicrobiology, Department of Bioscience, Aarhus, Denmark
Primary Conveners:  Brandon R Briggs, Miami University, Oxford, OH, United States
Co-conveners:  Eric S Boyd, Montana State University, Bozeman, MT, United States
OSPA Liaisons:  Aude Picard, Harvard University, Cambridge, MA, United States

Abstracts Submitted to this Session:

1:40 PM
Finding the Biotic Fringe
Everett Shock, Arizona State University, Tempe, AZ, United States
1:55 PM
Physiology and phylogeny of the candidate phylum “Atribacteria” (formerly OP9/JS1) inferred from single-cell genomics and metagenomics
Jeremy A Dodsworth1,2, Senthil Murugapiran1, Paul C Blainey3, Masaru Nobu4, Christian Rinke5, Patrick Schwientek5, Esther Gies6, Gordon Webster7, Peter Kille7, Andrew Weightman7, Wen-Tso Liu4, Steven Hallam6, George Tsiamis8, Wesley Swingley9, Christian Ross1, Susannah G Tringe5, Patrick SG Chain5,10, Matthew B Scholz5,10, Chien-Chi Lo5,10, Jason Raymond11, Stephen R Quake12, Tanja Woyke5 and Brian P Hedlund1, (1)University of Nevada Las Vegas, Las Vegas, NV, United States, (2)California State University San Bernardino, Department of BIology, San Bernardino, CA, United States, (3)Broad Institute, Cambridge, MA, United States, (4)University of Illinois at Urbana Champaign, Urbana, IL, United States, (5)DOE Joint Genome Institute, Walnut Creek, CA, United States, (6)University of British Columbia, Department of Microbiology and Immunology, Vancouver, BC, Canada, (7)Cardiff University, Cardiff, United Kingdom, (8)University of Patras, Patras, Greece, (9)Northern Illinois University, DeKalb, IL, United States, (10)Los Alamos National Laboratory, Genomic Science Group, Los Alamos, NM, United States, (11)Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States, (12)Stanford University, Department of Bioengineering, Stanford, CA, United States
2:10 PM
Microbial Carbon Processing in Gas-Rich Ultrabasic Wells from Groundwaters Hosted in Serpentinizing Diamondiferous Kimberlite Pipes
Matthew O Schrenk1, Stew Hamilton2, Berivan Esen3, Trevor Brisco3, Georges Lacrampe Couloume3 and Barbara Sherwood Lollar3, (1)Michigan State University, East Lansing, MI, United States, (2)Ontario Geological Survey, Sudbury, ON, Canada, (3)University of Toronto, Earth Sciences, Toronto, ON, Canada
2:25 PM
Carbon fixation in oceanic crust: Does it happen, and is it important?
Beth Orcutt1, Jason B Sylvan2, Daniel Rogers3, Ray Lee4, Peter R Girguis3, Stephanie A Carr5, Sean Jungbluth6 and Michael S Rappe7, (1)Bigelow Laboratory for Ocean Science, East Boothbay, ME, United States, (2)USC-Biological Sciences, Los Angeles, CA, United States, (3)Harvard University, Cambridge, MA, United States, (4)Washington State University, Pullman, WA, United States, (5)Colorado School of Mines, Golden, CO, United States, (6)University of Hawaii-Manoa, Honolulu, HI, United States, (7)University of Hawaii at Manoa, Honolulu, HI, United States
2:40 PM
Deep Carbon Cycling in the Deep Hydrosphere: Abiotic Organic Synthesis and Biogeochemical Cycling
Barbara Sherwood Lollar1, Chelsea N Sutcliffe1, Christopher J Ballentine2, Oliver Warr2, Long Li3, Shuhei Ono4 and David T Wang4, (1)University of Toronto, Toronto, ON, Canada, (2)University of Oxford, Department of Earth Sciences, Oxford, United Kingdom, (3)University of Alberta, Edmonton, AB, Canada, (4)MIT, Cambridge, MA, United States
2:55 PM
Carbon Processing in the Marine Subsurface: What Are They Doing Down There?
Jennifer Biddle1, Amanda Jean Martino2, Joseph A. Russell III3, Glenn Christman1 and Christopher H House2, (1)Univ of Delaware, Lewes, DE, United States, (2)Pennsylvania State University, State College, PA, United States, (3)College of Marine and Earth Studies, Lewes, DE, United States
3:10 PM
First scientific dives of the Nereid Under Ice hybrid ROV in the Arctic Ocean.
Christopher R German1, Antje Boetius2,3, Louis L Whitcomb4, Michael Jakuba1, John Bailey1, Christopher Judge1, Christopher McFarland4, Stefano Suman1, Stephen Elliott1, Christian Katlein3, Stefanie Arndt3, Andrew Bowen1, Dana Yoerger1, James C Kinsey1, Larry Mayer5, Marcel Nicolaus3, Samuel Laney1, Hanu Singh1 and Ted L Maksym1, (1)WHOI, Woods Hole, MA, United States, (2)Max-Planck-Instutute for Marine Microbiology, Bremen, Germany, (3)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (4)Johns Hopkins Univ, Baltimore, MD, United States, (5)University of New Hampshire Main Campus, Durham, NH, United States
3:25 PM
Sources and sinks of methane beneath polar ice
John C Priscu1, Heather E Adams1, Kevin P Hand2, John E Dore1, Paula Matheus-Carnevali3, Alexander B Michaud1, Alison E Murray3, Mark L Skidmore4 and Trista Vick-Majors1, (1)Montana State University, Bozeman, MT, United States, (2)Jet Propulsion Laboratory, Pasadena, CA, United States, (3)Desert Research Institute, Reno, NV, United States, (4)Montana State Univ, Bozeman, MT, United States
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