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Oral Programme OS1.2

OS1.2

The North Atlantic: natural variability and global change
Convener: M. Rhein 
Session details
Oral Programme
 / Thu, 26 Apr, 08:30–12:00  / 13:30–17:00  / Room 12
Poster Programme
 / Attendance Fri, 27 Apr, 10:30–12:00  / Hall X/Y
Poster Summaries & DiscussionsPSD7.16  / Fri, 27 Apr, 08:30–09:15  /  
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Thursday, 26 Apr 2012
Room 12
Chairperson: Richard Greatbatch
08:30–08:45
EGU2012-1770
The Circulation of Newly Formed Deep Water in the Atlantic
M. Rhein, D. Kieke, and R. Steinfeldt
08:45–09:00
EGU2012-4891
Transport variability in the western subpolar North Atlantic at 47°N
C. Mertens, M. Rhein, and F. R. Karbe
09:00–09:15
EGU2012-3096
Physical mechanisms involved in Deep Western Boundary Current variability at 26.5°N
C. S. Meinen and S. L. Garzoli
09:15–09:30
EGU2012-4160
Spreading of Labrador Sea Water in the vicinity of the Mid-Atlantic Ridge in the central subpolar North Atlantic
D. Kieke, M. Rhein, I. Yashayaev, and B. Klein
09:30–09:45
EGU2012-4879
On estimating the circulation in the North Atlantic from altimetry and ARGO data
F. Richter, D. Sidorenko, and J. Schroeter
09:45–10:00
EGU2012-13143
On the nature and variability of the East Greenland Spill Jet
M. G. Magaldi, T. W. N. Haine, and R. S. Pickart
COFFEE BREAK
Chairperson: Monika Rhein
10:30–10:45
EGU2012-1544
Interannual, Decadal and Centennial Variability in the North Atlantic Sector (solicited)
M. Latif, J. Ba, R. Greatbatch, S. Gulev, N. Keenlyside, T. Martin, and W. Park
10:45–11:00
EGU2012-2398 | Presentation
Sensitivity of the Atlantic Meridional Overturning Circulation to South Atlantic freshwater anomalies.
A. A. Cimatoribus, M. den Toom, S. S. Drijfhout, and H. A. Dijkstra
11:00–11:15
EGU2012-871
Mechanisms and impacts of decadal-scale fluctuation events in the Atlantic Meridional Overturning Circulation in unforced climate model simulations
L. C. Allison, E. Hawkins, T. Woollings, and L. Jackson
11:15–11:30
EGU2012-5921
Mechanisms for decadal scale variability in the North Atlantic Ocean circulation in the Bergen Climate Model
I. Medhaug, H.R. Langehaug, T. Eldevik, O.H. Otterå, T. Furevik, and M. Bentsen
11:30–11:45
EGU2012-7661
Dramatic Interannual Variability in the Atlantic Meridional Overturning Circulation (AMOC) at 26°N
E. Frajka-Williams, S. A. Cunningham, T. Kanzow, W. E. Johns, C. Meinen, H. L. Bryden, M. O. Baringer, and G. D. McCarthy
11:45–12:00
EGU2012-4625
Meridional coherence and divergence of the Atlantic Meridional Overturning Circulation (AMOC)
T. Kanzow, M. Lankhorst, E. Frajka-Williams, U. Send, S. A. Cunningham, R. Bingham, J. Karstensen, and C. W. Hughes
LUNCH BREAK
Chairperson: Dagmar Kieke
13:30–13:45
EGU2012-8268
Exploring the surface forced variability of the North Atlantic circulation (solicited)
S. Josey and J. Grist
13:45–14:00
EGU2012-1501 | Presentation
Ocean-atmosphere interaction in the Atlantic storm track response to climate change
T. Woollings, J. M. Gregory, M. Reyers, J. G. Pinto, and D. J. Brayshaw
14:00–14:15
EGU2012-2212
Impact of winter weather regimes on the North Atlantic oceanic circulation
N. Barrier, A.M Tréguier, and C. Cassou
14:15–14:30
EGU2012-1140
Differences in the wave guide characteristics of the jet stream in positive and negative phases of the NAO
I. Manola and F. Selten
14:30–14:45
EGU2012-2194
The key role of the western boundary in linking the AMOC strength to the north-south pressure gradient.
W. P. Sijp, J. M. Gregory, R. Tailleux, and P. Spence
14:45–15:00
EGU2012-5993
Basin-wide response of the North Atlantic Meridional Overturning Circulation to wind stress forcing
S. Elipot, E. Frajka-Williams, C. Hughes, S. Olhede, and M. Lankhorst
COFFEE BREAK
Chairperson: Richard Greatbatch
15:30–15:45
EGU2012-2117
Significant sink of ocean eddy energy near western boundaries and its potential influence on the large scale ocean circulation (solicited)
X. Zhai, H.L. Johnson, D.P. Marshall, and O.A. Saenko
15:45–16:00
EGU2012-7086
North Atlantic Current variability and associated mixing at the Mid-Atlantic Ridge
M. Walter, C. Mertens, M. Dengler, and M. Rhein
16:00–16:15
EGU2012-8752
Low-frequency variability of the Atlantic MOC in the eddying regime : the intrinsic component.
S. Gregorio, T. Penduff, B. Barnier, J.-M. Molines, and J. Le Sommer
16:15–16:30
EGU2012-9248
Spatial variation of diapycnal mixing from hydrographic surveys in the subpolar North Atlantic
M. Li, C. Mertens, M. Walter, and M. Rhein
16:30–16:45
EGU2012-2818
Establishment of the North Atlantic subpolar circulation in an eddy-resolving ocean model
A. Marzocchi, J. J.-M. Hirschi, N. P. Holliday, S. A. Cunningham, S. Masina, and A. C. Coward
16:45–17:00
EGU2012-1714
The leading, interdecadal mode of the Atlantic meridional overturning circulation in a hierarchy of ocean and coupled models
A.V. Fedorov and F. Sevellec