EGS XXVI General Assembly, Nice, France, March 2001

OA1. The global ocean circulation: - Oral Programme

Convener(s): Hazeleger, W.
Co-Convener(s): Meacham, S.
Co- Sponsorship:

Monday, 26 March 2001
Lecture Room: Thalie

Chairperson: N.N.

08:30
 WEBB, D.J.
Vertical Mixing in the Ocean

08:45
 BLANKE, B.; SPEICH, S.; MADEC, G.; MAUGE, R.
Ventilation of the ocean interior: a quantitative estimate of effective mass fluxes, ages and pathways

09:00
 SPEICH, S.; BLANKE, B.; VRIES, P.D.; DRIJFHOUT, S.; BALBOUS, T.; MARSH, R.
Cold, warm and temperate routes of the upper branch of the thermohaline conveyor belt

09:15
 HANSEN, B.; TURRELL, W.R.; OSTERHUS, S.
Faroe Bank Channel overflow has weakened since 1950

09:30
 PHILLIPS, H.E.; RINTOUL, S.R.
A mean synoptic view of the {S}ubantarctic {F}ront south of {A}ustralia

09:45
 DE RUIJTER, W.P.M.; RIDDERINKHOF, H.; LUTJEHARMS, J.R.E.; SCHOUTEN, M.W.; VAN LEEUWEN, P.J.
Upstream sources and control of Agulhas Ring shedding (Solicited Paper)

10:05
 MATANO, R.P.; BEIER, E.J.
Large-Scale forcing of the agulhas variability: the seasonal cycle

10:20
 HAZELEGER, W.
Interannual to decadal upper ocean variability in the South Atlantic

10:35
 BREAK
Chairperson: N.N.

11:00
 FOX, A.D.; HAINES, K.; DE CUEVAS, B.A.; WEBB, D.J.
Diagnosing heat transport and water formation, a data assimilation approach.

11:15
 RICHARDS, K.J.; HAINE, T.W.N.; JIA, Y.
Constraining ocean models with tracers

11:30
 KAMENKOVICH, I.; GOODMAN, P.
The dependence of AABW transport in the Atlantic on vertical mixing

11:45
 SCHNEIDER, N.; MILLER, A.J.; PIERCE, D.W.
Anatomy of North Pacific decadal variability (Solicited Paper)

12:05
 DONG,B.-W.; SUTTON, R.T.
The dominant mechanisms of variability in Atlantic ocean heat transport in a coupled ocean-atmosphere GCM

12:20
 HACKER, J.N.; WOOD, R.A.
Diagnosing ocean circulation in a GCM using idealised and observed transient tracers

12:35
 HAINE, T.W.N.; HALL, T.
Water-Mass Composition and Transit-Time Distribution in the North Atlantic

12:50
 DUBUS, L.; MERCIER, H.
Variability of SubPolar Mode Water Formation and Subduction in the Northeastern Atlantic Ocean

13:05
 LUNCH
Chairperson: N.N.

14:00
 EDEN, C.; BOENING, C.
Sources of eddy kinetic energy in the Labrador Sea

14:15
 DENGG, J.; BOENING, C.
Effects of Overflows on the Large-Scale Circulation in a Numerical Model of the North Atlantic

14:30
 YASHAYAEV, I.M.; CLARKE, R.A.; LAZIER, J.R.N.
Recent Restratification in the Labrador Sea

14:45
 PEDLOSKY, J.
On the flow around planetary scale islands (Solicited Paper)

15:05
 SMITH, K.S.; VALLIS, G.K.
The scales and structure of midocean eddies: theory and numerical tests

15:20
 Cerovecki, I.; de Szoeke, R.
Baroclinic Instability in a Three Layer Model Ocean of a Subtropical Gyre over a Sloping Bottom

15:35
 JOHNSON, H.L.; MARSHALL, D.P.
A theory for the surface Atlantic response to thermohaline variability

15:50
 MAAS, L.
Equatorial wave attractors and inertial oscillations

16:05
 BREAK
Chairperson: N.N.

16:30
 HUCK, T.
Unstable modes of the ocean circulation

16:45
 BOROWSKI, D.; GERDES, R.; OLBERS, D.
Thermohaline and wind forcing of a circumpolar channel with blocked geostrophic contours

17:00
 POLTON, J.; MARSHALL, D.
Understanding the vertical structure of the oceanic thermocline

17:15
 RAA, L.A.TE; DIJKSTRA, H.A.; SCHMEITS, M.J.
Interdecadal oscillations of the thermohaline ocean circulation

17:30
 BRIX, H.; GERDES, R.
The interplay of NADW and AABW as simulated by a prognostic ocean-sea ice model

17:45
 HUGHES, C.W.
Bottom pressure torques and meridional overturning

18:00
 MALANOTTE-RIZZOLI, P.
The shallow subtropical cells (STCs) and their role in climate variability (Solicited Paper)

18:20
 END OF PART I

Tuesday, 27 March 2001
Lecture Room: Thalie

Chairperson: N.N.

08:30
 HAMANN, M.; SCHOTT, F.; FISCHER, J.; STRAMMA, L.; BRANDT, P.
Pathways and transports of the North Atlantic Deep Water in the tropics

08:45
 CIPOLLINI, P.; CHALLENOR, P.G.; CROMWELL, D.; HILL, K.L.; QUARTLY, G.D.; ROBINSON, I.S.
Observation of extra-tropical planetary waves in global multisatellite data

09:00
 BRANDT, P.; FISCHER, J.; STRAMMA, L.; DENGLER, M.; HAMANN, M.; SCHOTT, F.
Surface currents in the tropical Atlantic from in-situ measurements and altimetry

09:15
 MEGANN, A.P.
The Zonal Momentum Balance of the Pacific Equatorial Undercurrent in an Isopycnic-Coordinate Model

09:30
 SEVEROV, D.; PSHENNIKOV, V.
SST fronts and thermohaline structure of the Brazil current confluence system

09:45
 DE SZOEKE, R.: CHELTON, D.
Equatorial upwelling calculated from Quikscat winds in the eastern Pacific

10:00
 TAILLEUX, R.; MCWILLIAMS, J.C.
The effect of bottom pressure decoupling on the speed of extratropical, baroclinic rossby waves

10:15
 NILSSON, J.; WALIN, G.
Freshwater forcing as a booster of the thermohaline circulation.

10:30
 BREAK
Chairperson: N.N.

10:55
 TALLEY, L.D.
Mode and Intermediate Waters in WOCE-AIMS (Solicited Paper)

11:15
 RHEIN, M.
Evolution of the LSW in the subpolar North Atlantic, 1991-99