PP43E
Biogeochemical Cycles in the Past: Long-Term Commitments in the Future II

Thursday, 17 December 2015: 13:40-15:40
2012 (Moscone West)
Primary Conveners:  Hubertus Fischer, University of Bern, Bern, Switzerland
Conveners:  Baerbel Hoenisch, Columbia University of New York, Palisades, NY, United States, Laurie Menviel, University of New South Wales, Climate Change Research Centre, Sydney, NSW, Australia and Edward Brook, Oregon State Univ, Corvallis, OR, United States
Chairs:  Hubertus Fischer, University of Bern, Bern, Switzerland and Laurie Menviel, University of New South Wales, Climate Change Research Centre, Sydney, NSW, Australia
OSPA Liaisons:  Hubertus Fischer, University of Bern, Bern, Switzerland
13:40
PP43E-01
Abrupt Atmospheric Methane Increases Associated With Hudson Strait Heinrich Events (Invited) (58927)
Rachael Rhodes, University of Cambridge, Department of Earth Sciences, Cambridge, United Kingdom
13:55
PP43E-02
Glacial-Interglacial and Holocene N2O Stable Isotope Changes Constrain Terrestrial N Cycling (72486)
Jochen Schmitt1, Renato Spahni1, Michael Bock1, Barbara Seth1, Benjamin David Stocker2, Xu Ri3, Adrian Schilt4, Edward Brook5, Bette L Otto-Bliesner6, Zhengyu Liu7, Iain Colin Prentice8, Hubertus Fischer1 and Fortunat Joos9, (1)University of Bern, Bern, Switzerland, (2)Imperial College London, London, United Kingdom, (3)Key Laboratory of Alpine Ecology and Biodiversity Institute of Tibetan Plateau Research Chinese Academy of Sciences and CAS Center for Excellence in Tibetan Plateau Earth Sciences, Beijing, China, (4)Oregon State University, Corvallis, OR, United States, (5)Oregon State Univ, Corvallis, OR, United States, (6)National Center for Atmospheric Research, Boulder, CO, United States, (7)Univ Wisconsin Madison, Madison, WI, United States, (8)Northwest A&F University, Yangling, China, (9)Univ Bern, Bern, Switzerland
14:10
PP43E-03
Running hotter, faster, shallower: acceleration of the marine nitrogen cycle from the Last Glacial Maximum to the pre-industrial, and implications for the future (Invited) (61039)
Eric D Galbraith, ICREA Catalan Institution for Research and Advanced Studies, Barcelona, Spain
14:25
PP43E-04
Systematically enhanced subarctic Pacific stratification and nutrient utilization during glacials (75488)
Karla P Knudson, University of California Santa Cruz, Santa Cruz, CA, United States and Ana Christina Ravelo, University of California-Santa Cruz, Santa Cruz, CA, United States
14:40
PP43E-05
Carbon cycle and climate commitments from early human interference (Invited) (60111)
Kirsten Zickfeld, Simon Fraser University, Burnaby, BC, Canada and Susan Solomon, Massachusetts Institute of Technology, Cambridge, MA, United States
14:55
PP43E-06
Synergetic impact of Southern Ocean ventilation and -export production on atmospheric CO2 during the last deglacial and glacial periods (83999)
Julia Gottschalk1, Luke Cameron Skinner1, Joerg Albert Lippold2, Hendrik Vogel2, Norbert Frank3, Sam Jaccard2 and Claire Waelbroeck4, (1)University of Cambridge, Cambridge, United Kingdom, (2)University of Bern, Bern, Switzerland, (3)University Heidelberg, Heidelberg, Germany, (4)CNRS, Paris Cedex 16, France
15:10
PP43E-07
Southern Ocean abyssal oxygenation linked to the air-sea partitioning of carbon throughout the last glacial cycle (72635)
Sam Jaccard, University of Bern, Bern, Switzerland
15:25
PP43E-08
Did the North Atlantic Ocean sequester more CO2 during the last glacial? (Invited) (58874)
Jimin Yu, Australian National University, Canberra, ACT, Australia, David J Thornalley, University College London, London, United Kingdom, Zhangdong Jin, IEE Institute of Earth Environment, Chinese Academy of Sciences, Xi'an, China, Eelco Johan Rohling, University of Southampton, Southampton, SO14, United Kingdom, Laurie Menviel, University of New South Wales, Climate Change Research Centre, Sydney, NSW, Australia and I.N. Nicholas McCave, University of Cambridge, Cambridge, United Kingdom
 
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