A44D:
The Southern Ocean: Precipitation, Clouds, Aerosols, and the Air-Sea Interface II

Session ID#: 1834

Thursday, 18 December 2014: 4:00 PM-6:00 PM
3004 (Moscone West)
Chairs:  Roger Marchand, University of Washington, Department of Atmospheric Sciences, Seattle, United States and Patricia Quinn, NOAA Pacific Marine Environmental Laboratory, Seattle, Washington, WA, United States
Primary Convener:  Roger Marchand, University of Washington, Department of Atmospheric Sciences, Seattle, United States
Co-Convener:  Patricia Quinn, NOAA Pacific Marine Environmental Laboratory, Seattle, Washington, WA, United States
OSPA Liaison:  Roger Marchand, University of Washington, Department of Atmospheric Sciences, Seattle, United States
Index Terms:

0312 Air/sea constituent fluxes [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0321 Cloud/radiation interaction [ATMOSPHERIC COMPOSITION AND STRUCTURE]
1854 Precipitation [HYDROLOGY]
3311 Clouds and aerosols [ATMOSPHERIC PROCESSES]
Virtual Option?: Yes

Abstracts Submitted to this Session:

Welcoming Remarks
A44D-01
The cloudy nature of southern ocean preciptation (Invited) (2873)
Graeme L Stephens, Jet Propulsion Laboratory, Pasadena, United States and Richard Forbes, European Centre for Medium-Range Weather Forecasts, Reading, United Kingdom
A44D-02
The Evidence for Two-Way Feedbacks Between Cloud Processes and Large Scale Climate Variability over the Southern Oceans (Invited) (4127)
David W J Thompson, Colorado State University, Department of Atmospheric Science, Fort Collins, CO, United States and Ying Li, Colorado State University, Fort Collins, CO, United States
A44D-03
The pristineness of the Southern Ocean aerosol system: a model view (Invited) (3215)
Ken S Carslaw, University of Leeds, Leeds, United Kingdom, Douglas Hamilton, North Carolina State University, Marine, Earth, and Atmospheric Sciences, Raleigh, United States and Lindsay Lee, University of Leeds, Leeds, LS2, United Kingdom
A44D-04
Marine biogenic aerosols explain seasonal and spatial patterns of Southern Ocean cloud droplet number concentration (9568)
Daniel McCoy, University of Washington Seattle Campus, Seattle, WA, United States, Susannah M Burrows, Pacific Northwest National Laboratory, Richland, WA, United States, Scott Elliott, Los Alamos National Laboratory, Los Alamos, NM, United States, Daniel Peter Grosvenor, University of Leeds, Leeds, United Kingdom, Dennis L. Hartmann, University of Washington, Department of Atmospheric Sciences, Seattle, WA, United States, Philip J Rasch, University of Washington, Seattle, United States and Robert Wood, University of Washington, Department of Atmospheric Sciences, Seattle, United States
A44D-05
Observations of Clouds, Aerosols and Surface Energy Fluxes over the Northern and Southern Atlantic Ocean with the Oceanet-Atmosphere Platform Onboard RV Polarstern (9991)
Andreas Macke1, Marlen Brückner2, Hartwig Deneke1, Ronny Engelmann1, Timo Hanschmann3, John Kalisch4, Thomas Kanitz5, Maik Merkel1, Bernhard Pospichal2 and Manuela Van Pinxteren6, (1)Leibniz Institute for Tropospheric Research, Leipzig, Germany, (2)Leipzig Institute for Meteorology, Leipzig, Germany, (3)Deutscher Wetterdienst (DWD), Offenbach am Main, Germany, (4)University of Oldenburg, Oldenburg, Germany, (5)ESA, Noordwijk, Netherlands, (6)Leibniz Institute for Tropospheric Research (TROPOS), Atmospheric Chemistry Department (ACD), Leipzig, Germany
A44D-06
A Mixed Phase Tale: New Ways of using in-situ cloud observations to reduce climate model biases in Southern Ocean (20666)
Andrew Gettelman, Pacific Northwest National Laboratory, Richland, WA, United States and Jeff Stith, NCAR Rsch Aviation Facility, Broomfield, CO, United States
A44D-07
A new source of Southern Ocean and Antarctic aerosol from tropospheric polar cell chemistry of sea ice emissions (28204)
Ruhi S Humphries1, Andrew R Klekociuk2, Robyn Schofield Prof3, Andrew D Robinson4, Neil Richard Peter Harris5, Melita D Keywood6, Jason Ward6, Ian Edward Galbally7, Suzie Molloy7, Alan Thomas8 and Stephen R Wilson9, (1)University of Wollongong, Wollongong, NSW, Australia, (2)Australian Antarctic Division, Kingston, TAS, Australia, (3)University of Melbourne, School of Earth Sciences and ARC Centre of Excellence for Climate Extremes, Parkville, VIC, Australia, (4)University of Cambridge, Cambridge, United Kingdom, (5)Cranfield University, Cranfield, United Kingdom, (6)Climate Science Centre, CSIRO Oceans & Atmosphere, Aspendale, Australia, (7)CSIRO Marine and Atmospheric Research, Aspendale, Australia, (8)NIWA National Institute of Water and Atmospheric Research, Wellington, New Zealand, (9)University of Wollongong, Centre for Atmospheric Chemistry, School of Earth, Atmospheric and Life Sciences, Wollongong, NSW, Australia
A44D-08
Linkages between Southern Ocean Cloud-Radiative Processes and the Large-Scale Southern Hemisphere Circulation, and Their Implications for Climate Model Projections (13336)
Kevin M Grise, University of Virginia Main Campus, Department of Environmental Sciences, Charlottesville, United States and Prof. Lorenzo M Polvani, PhD, Columbia University, Department of Applied Physics and Applied Mathematics, New York, United States
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