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Orals OS1.2/CR3.6

OS1.2/CR3.6

Changes in Arctic and Antarctic sea ice and ocean: processes, observations, models and perspectives (co-organized)
Convener: Ursula Schauer  | Co-Conveners: Daniel Feltham , Yevgeny Aksenov , Daniela Flocco 
Orals
 / Tue, 09 Apr, 13:30–15:00  / Room Y4
 / Wed, 10 Apr, 08:30–12:00  / Room Y4
Posters
 / Attendance Wed, 10 Apr, 17:30–19:00  / Blue Posters

Tuesday, 09 Apr 2013
Room Y4
Chairperson: Yevgeny Aksenov
13:30–13:45
EGU2013-1356
Constraining projections of summer Arctic sea ice
Thierry Fichefet, François Massonnet, Hugues Goosse, Cecilia Bitz, Gwenaëlle Philippon-Berthier, Marika Holland, and Pierre-Yves Barriat
13:45–14:00
EGU2013-8110
Large interannual Arctic sea-ice anomalies in the coming decades: is there hope to predict them?
Steffen Tietsche, Dirk Notz, Johann H. Jungclaus, and Jochem Marotzke
14:00–14:15
EGU2013-6922
Application of genetic algorithms to a parameter optimization of a coupled ocea - sea ice model in the Arctic Ocean
Hiroshi Sumata, Frank Kauker, Ruediger Gerdes, Cornelia Koeberle, and Michael karcher
14:15–14:30
EGU2013-11434
Atmospheric Forcing of the Fresh-water Content in the Beaufort Gyre
Jiayan Yang and Andrey Proshutinsky
14:30–14:45
EGU2013-2404
Ocean heat effect on the observed and predicted reduction of the Arctic sea ice
Vladimir Ivanov, Vladimir Alexeev, Igor Dmitrenko, Sergey Kirillov, Igor Polyakov, Irina Repina, and Ekaterina Bloshkina
14:45–15:00
EGU2013-7986
The seasonal cycle of the Arctic sea ice area: A sudden increase in the amplitude after 2007
Peter Ditlevsen

Wednesday, 10 Apr 2013
Room Y4
Chairperson: Daniel Feltham
08:30–08:45
EGU2013-1602
Impact of melt ponds on decrease of Arctic summer sea ice based on simulations from 1980 to 2012
David Schroeder, Daniel Feltham, and Daniela Flocco
08:45–09:00
EGU2013-1705
The impact of salinity parametrizations on sea-ice thermodynamics
Philipp Griewank and Dirk Notz
09:00–09:15
EGU2013-600
Impact of atmospheric and oceanic form drag parameterization on simulations of Arctic sea ice
Michel Tsamados, Daniel L. Feltham, David. F. Schroeder, Sinead L. Farrell, Nathan T. Kurtz, and Seymour W. Laxon
09:15–09:30
EGU2013-11978
Energy Dissipation in Viscous-Plastic Sea Ice Models
Amélie Bouchat and Bruno Tremblay
09:30–09:45
EGU2013-3022
Sea-ice melt onset associated with ice deformation events during early summer near the North Pole in the Arctic Ocean
Yusuke Kawaguchi, Jennifer Huthchings, Frederic Vivire, Takashi Kikuchi, James Morison, Tomohide Noguchi, and Antonio Lourenco
09:45–10:00
EGU2013-11294
Exploring the potential of sea salt as a proxy for sea ice extent at Antarctic ice core sites
James Levine, Xin Yang, Anna Jones, and Eric Wolff
COFFEE BREAK
10:30–10:45
EGU2013-1363
Heat loss from the Atlantic water layer in the St. Anna Trough (northern Kara Seas): Causes and consequences
Igor Dmitrenko, Sergey Kirillov, Nuno Serra, Nikolay Koldunov, Vladimir Ivanov, Ursula Schauer, Igor Polyakov, David Barber, Markus Janout, Vidar Lien, Mikhail Makhotin, and Yevgeny Aksenov
10:45–11:00
EGU2013-99
Impact of Sea Ice Cover on Upwelling in the Alaskan Beaufort Sea
Lena Schulze and Robert Pickart
11:00–11:15
EGU2013-11252
The impact of tides on mixing and freshwater export in the Laptev Sea
Markus Janout and Yueng-Djern Lenn
11:15–11:30
EGU2013-4912 | presentation | presentation
Tidally-induced dispersion of the Storfjorden overflow plume onto the West Svalbard Shelf
Fred Wobus, Georgy I. Shapiro, John M. Huthnance, Miguel A. M. Maqueda, and Yevgeny Aksenov
11:30–11:45
EGU2013-10905
Increasing presence of Arctic Ocean deep waters in the Greenland Sea
Raquel Somavilla Cabrillo, Ursula Schauer, and Gedeon Budeus
11:45–12:00
EGU2013-12962
Variability of the Atlantic water properties and oceanic fluxes in the entrance to the Arctic Ocean - causes and consequences.
Agnieszka Beszczynska-Möller, Ursula Schauer, Eberhard Fahrbach, and Edmond Hansen