A23I
Arctic Tropospheric Composition:  Natural and Anthropogenic Emissions, Transport, Processing, and Fate of Trace Gases and Aerosols II

Tuesday, 15 December 2015: 13:40-15:40
3010 (Moscone West)
Primary Conveners:  Jennie L Thomas, Sorbonne Universités, UPMC Univ. Paris 06; Université Versailles St-Quentin; CNRS/INSU, LATMOS-IPSL, Paris, France
Conveners:  Steve Arnold, University of Leeds, School of Earth and Environment, Leeds, United Kingdom and Jennifer G Murphy, University of Toronto, Chemistry, Toronto, ON, Canada
Chairs:  Jennie L Thomas, Sorbonne Universités, UPMC Univ. Paris 06; Université Versailles St-Quentin; CNRS/INSU, LATMOS-IPSL, Paris, France and Jennifer G Murphy, University of Toronto, Chemistry, Toronto, ON, Canada
OSPA Liaisons:  Steve Arnold, University of Leeds, School of Earth and Environment, Leeds, United Kingdom
13:40
Insights into aerosols, chemistry, and clouds from NETCARE: Observations from the Canadian Arctic in summer 2014 (Invited) (67049)
Jonathan Abbatt, University of Toronto, Toronto, ON, Canada and the NETCARE team
13:55
Ammonia in the summer Arctic marine boundary layer: Sources, Sinks and Implications (73789)
Greg Wentworth1, Jennifer G Murphy1, Betty Croft2, Randall Martin2, Jeffrey R Pierce3, Jean-Eric Tremblay4, Isabelle Courchesne4, Jean-Sebastien Côté4, Jonathan Gagnon4, Maurice Levasseur5, Jennie L Thomas6 and Jonathan Abbatt1, (1)University of Toronto, Chemistry, Toronto, ON, Canada, (2)Dalhousie University, Halifax, NS, Canada, (3)Colorado State University, Fort Collins, CO, United States, (4)Laval University, Biologie, Quebec City, QC, Canada, (5)Laval University, Quebec-Ocean, Quebec City, QC, Canada, (6)University Pierre and Marie Curie Paris VI, Paris, France
14:10
Sources of Dimethyl Sulfide in the Canadian Arctic Archipelago and Baffin Bay (72531)
Emma Louise Mungall1, Betty Croft2, Martine Lizotte3, Jennie L Thomas4, Jennifer G Murphy5, Maurice Levasseur6, Randall Martin7, Jeremy J B Wentzell8, John Liggio9 and Jonathan Abbatt5, (1)University of Toronto, Toronto, ON, Canada, (2)Dalhousie University, Halifax, NS, Canada, (3)Universite de Laval, Biology, Quebec, QC, Canada, (4)University Pierre and Marie Curie Paris VI, Paris, France, (5)University of Toronto, Chemistry, Toronto, ON, Canada, (6)Laval University, Quebec-Ocean, Quebec City, QC, Canada, (7)Dalhousie University, Physics and Atmospheric Science, Halifax, NS, Canada, (8)Environment Canada, Toronto, ON, Canada, (9)Environment Canada Toronto, Toronto, ON, Canada
14:25
Multi-decadal NDACC Measurements of Trace Species in the Arctic Free Troposphere (85270)
James W Hannigan1, Louisa K Emmons2, Eric Nussbaumer2, Mathias Palm3 and Stephanie Conway4, (1)National Center for Atmospheric Research, Boulder, CO, United States, (2)NCAR, Boulder, CO, United States, (3)University of Bremen, Institute of Environmental Physics, Bremen, Germany, (4)University of Toronto, Toronto, ON, Canada
14:40
Arctic Sea Salt Aerosol from Blowing Snow and Sea Ice Surfaces – a Missing Natural Source in Winter (73958)
Markus M Frey1, Sarah J. Norris2, Ian M Brooks2, Kouichi Nishimura3 and Anna E. Jones1, (1)NERC British Antarctic Survey, Cambridge, United Kingdom, (2)University of Leeds, Institute for Climate and Atmospheric Science, Leeds, United Kingdom, (3)Nagoya University, Nagoya, Japan
14:55
Ground and aircraft-based methane measurements in Siberia: source attribution using tracers and models (72361)
Emmanuel Arzoumanian1, Jean-Daniel Paris2, Arnaud Pruvost1, Shushi Peng3, Solène Turquety4, Antoine Berchet1, Isabelle Pison1, Julie Helle1, Mikhail Arshinov5 and Boris D Belan6, (1)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (2)IPSL/CNRS/CEA/UVSQ, Gif Sur Yvette, France, (3)Peking University, Beijing, China, (4)Laboratoire de Météorologie Dynamique, IPSL, Ecole Polytechnique, Palaiseau, France, Palaiseau, France, (5)Russian Academy of Sciences, V. E. Zuev Institute of Atmospheric Optics, Tomsk, Russia, (6)V.E. Zuev Institute of Atmospheric Optics SB RAS, Tomsk, Russia
15:10
Insights into Chemical Transport and Oxidative Processing in the Arctic Springtime (69803)
Eric C Apel1, Rebecca S Hornbrook2, Frank M Flocke2, Samuel R Hall2, Alan J Hills3, Denise Montzka2, John Joseph Orlando2, Andrew A Turnipseed4, Kirk Ullmann2, Andrew John Weinheimer2, Lee Mauldin5, Daniel D Riemer6, Paul B Shepson7, Barkley C Sive8, Ralf M Staebler9 and Nicola J Blake10, (1)University Corporation for Atmospheric Research, Boulder, CO, United States, (2)National Center for Atmospheric Research, Boulder, CO, United States, (3)NCAR, Boulder, CO, United States, (4)2B Technologies, Boulder, CO, United States, (5)University of Colorado at Boulder, Boulder, CO, United States, (6)Self Employed, Washington, DC, United States, (7)Purdue University, West Lafayette, IN, United States, (8)National Park Service Lakewood, Air Resources Division, Lakewood, CO, United States, (9)Environment Canada Toronto, Toronto, ON, Canada, (10)University of California Irvine, Irvine, CA, United States
15:25
Using Existing Arctic Atmospheric Mercury Measurements to Refine Global and Regional Scale Atmospheric Transport Models (70237)
Christopher W Moore, Desert Research Institute Reno, Reno, NV, United States
 
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