Response of the Atlantic overturning circulation to South Atlantic sources of buoyancy

Global and Planetary Change

Volumn 34, Issue 3-4, 2002, Pages 293-311

  Weijer, Wilbert ^a   De Ruijter, Wilhelmus P M ^a   Sterl, Andreas ^b   Drijfhout, Sybren S ^b  

^a UTRECHT UNIVERSITY   (Netherlands)

^b ROYAL NETHERLANDS METEOROLOGICAL INSTITUTE KNMI   (Netherlands)

Author keywords

Climate; Ocean circulation; South Atlantic; Thermohaline circulation

Indexed keywords

BUOYANCY FORCING; HEAT TRANSFER; OCEANIC GENERAL CIRCULATION MODEL; OVERTURN; SALINITY; THERMOHALINE CIRCULATION;

ATLANTIC OCEAN; INDIAN OCEAN;

EID: 0036855611     PISSN: 09218181     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0921-8181(02)00121-2     Document Type: Article

References (47)

1. Arakawa, A., Lamb, V.R., 1977. Computational design of the basic dynamical processes of the UCLA general circulation model. Methods Comput. Phys. 17, 173-265.
2. Baumgartner, A., Reichel, E., 1975. The World Water Balance. Elsevier, Amsterdam. 179 pp.
3. Berger, W.H., Wefer, G., 1996. Late quaternary movements of the Angola-Benguela Front, SE Atlantic, and implications for advection in the equatorial ocean. In: Wefer, G., Berger, W.H., Siedler, G., Webb, D.J. (Eds.), The South Atlantic: Present and Past Circulation. Springer, Berlin, pp. 363-410.
4. Broecker, W.S, 1991. The great ocean conveyor. Oceanography 4, 79-89.
5. Bryden, H.L., 1973. New polynomials for thermal expansion, adiabatic temperature gradient, and potential temperature gradient of sea water. Deep-Sea Res. 20, 401-408.
6. Byrne, D.A., Gordon, A.L., Haxby, W.F., 1995. Agulhas eddies: A synoptic view using Geosat ERM data. J. Phys. Oceanogr. 25, 902-917.
7. Cai, W., Greatbatch, R.J., 1995. Compensation for the NADW outflow in a global ocean circulation model. J. Phys. Oceanogr. 25, 226-241.
8. De Ruijter, W.P.M., 1982. Asymptotic analysis of the Agulhas and Brazil current systems. J. Phys. Oceanogr. 12, 361-373.
9. De Ruijter, W.P.M., Biastoch, A, Drijfhout, S.S., Lutjeharms, J.R.E., Matano, R.P., Pichevin, T., van Leeuwen, P.J., Weijer, W., 1999. Indian-Atlantic inter-ocean exchange: Dynamics, estimation and impact. J. Geophys. Res. 104, 20885-20910.
10. Dickson, R.R., Lazier, J., Meincke, J., Rhines, P., Swift, J., 1996. Long-term coordinated changes in the convective activity of the North Atlantic. Prog. Oceanogr. 38, 241-295.
11. Döscher, R., Böning, C.W., Herrmann, P., 1994. Response of circulation and heat transport in the North Atlantic to changes in thermohaline forcing in northern latitudes: A model study. J. Phys. Oceanogr. 24, 2306-2320.
12. Drijfhout, S.S., Maier-Reimer, E., Mikolajewicz, U., 1996. Tracing the conveyor belt in the Hamburg LSG ocean general circulation model. J. Geophys. Res. 101, 22563-22575.
13. Flores, J.-A., Gersonde, R., Sierro, F.J., 1999. Pleistocene fluctuations in the Agulhas current retroflection based on the calcaeous plankton record. Mar. Micropaleontol. 37, 1-22.
14. Gill, A.E., 1982. Atmosphere-Ocean Dynamics. Academic Press, San Diego. 666 pp.
15. Gordon, A.L., 1985. Indian-Atlantic transfer of thermocline water at the Agulhas retroflection. Science 227, 1030-1033.
16. Gordon, A.L., 1986. Interocean exchange of thermocline water. J. Geophys. Res. 91, 5037-5046.
17. Gordon, A.L., Lutjeharms, J.R.E, Gründlingh, M.L., 1987. Stratification and circulation at the Agulhas retroflection. Deep-Sea Res. 34, 565-599.
18. Gordon, A.L., Weiss, R.F., Smethie Jr., W.M., Warner, M.J., 1992. Thermocline and intermediate water communication between the South Atlantic and Indian Oceans. J. Geophys. Res. 97, 7223-7240.
19. Hellermann, S., Rosenstein, M., 1983. Normal monthly wind stress over the World Ocean with error estimates. J. Phys. Oceanogr. 13, 1093-1104.
20. Howard, W.R., Prell, W.L., 1992. Late quaternary surface circulation of the southern Indian Ocean and its relationship to orbital variations. Paleoceanography 7, 79-117.
21. Hsieh, W.W., Davey, M.K., Wajsowicz, R.C., 1983. The free Kelvin wave in finite-difference numerical models. J. Phys. Oceanogr. 13, 1383-1397.
22. Huang, R.X., Cane, M.A., Naik, N., Goodman, P., 2000. Global adjustment of the thermocline in response to deepwater formation. Geophys. Res. Lett. 27, 759-762.
23. Hughes, T.M.C., Weaver, A.J., 1994. Multiple equilibria of an asymmetric two-basin ocean model. J. Phys. Oceanogr. 24, 619-637.
24. Kawase, M., 1987. Establishment of deep ocean circulation driven by deep-water production. J. Phys. Oceanogr. 17, 2294-2317.
25. Klinger, B.A., Marotzke, J., 1999. Behavior of double hemisphere thermohaline flows in a single basin. J. Phys. Oceanogr. 29, 382-399.
26. Lenderink, G., Haarsma, R.J., 1994. Variability and multiple equilibria of the thermohaline circulation associated with deep-water formation. J. Phys. Oceanogr. 24, 1480-1493.
27. Levitus, S., 1982. Climatological Atlas of the World Ocean. NOAA Prof. Paper No. 13, U.S. Govt. Printing Office, 173 pp.
28. Lutjeharms, J.R.E., 1996. The exchange of water between the South Indian and South Atlantic Oceans. In: Wefer, G., et al. (Eds.), The South Atlantic: Present and Past Circulation. Springer, Berlin, pp. 125-162.
29. Lutjeharms, J.R.E., Cooper, J., 1996. Interbasin leakage through Agulhas current filaments. Deep-Sea Res. 43, 213-238.
30. Maier-Reimer, E., Mikolajewicz, U., 1992. The Hamburg Large-Scale Geostrophic Ocean General Circulation Model (cycle 1). DKRZ Tech. Rep. No. 2, 34 pp.
31. Maier-Reimer, E., Mikolajewicz, U., Hasselmann, K., 1993. Mean circulation of the Hamburg LSG OGCM and its sensitivity to the thermohaline surface forcing. J. Phys. Oceanogr. 23, 731-757.
32. Marshall, J., Schott, F., 1999. Open-ocean convection: Observations, theory, and models. Rev. Geophys. 37, 1-64.
33. Rahmstorf, S., 1994. Rapid climate transitions in a coupled ocean-atmosphere model. Nature 372, 82-85.
34. Rahmstorf, S., 1995. Multiple convection patterns and thermohaline flow in an idealized OGCM. J. Clim. 8, 3028-3039.
35. Rahmstorf, S., 1996. On the freshwater forcing and transport of the Atlantic thermohaline circulation. Clim. Dyn. 12, 799-811.
36. Rahmstorf, S., England, M.H., 1997. Influence of southern hemisphere winds on North Atlantic deep water flow. J. Phys. Oceanogr. 27, 2040-2054.
37. Rahmstorf, S., Marotzke, J., Willebrand, J., 1996. Stability of the thermohaline circulation. In: Krauss, W. (Ed.), The Warm Water Sphere of the North Atlantic. Bornträger, Berlin, pp. 129-158.
38. Schmitz Jr., W.J., 1995. On the interbasin-scale thermohaline circulation. Rev. Geophys. 33, 151-173.
39. Schouten, M.W., de Ruijter, W.P.M., van Leeuwen, P.J., Lutjeharms, J.R.E., 2000. Translation, decay and splitting of Agulhas rings in the south-eastern Atlantic Ocean. J. Geophys. Res. 105, 21913-21925.
40. Stommel, H., 1961. Thermohaline convection with two stable regimes of flow. Tellus 13, 224-230.
41. UNESCO, 1981. Tenth report of the joint panel on oceanographic tables and standards. UNESCO Tech. Pap. in Mar. Sci. No. 36. UNESCO, Paris.
42. Van Ballegooyen, R.C., Gründlingh, M.L., Lutjeharms, J.R.E., 1994. Eddy fluxes of heat and salt from the southwest Indian Ocean into the southeast Atlantic Ocean: A case study. J. Geophys. Res. 99, 14053-14070.
43. Vellinga, M., 1998. Multiple equilibria in ocean models as a side effect of convective adjustment. J. Phys. Oceanogr. 28, 621-633.
44. Warren, B.A., 1983. Why is no deep water formed in the North Pacific? J. Mar. Res. 41, 327-347.
45. Weijer, W., de Ruijter, W.P.M., Dijkstra, H.A., van Leeuwen, P.J., 1999. Impact of interbasin exchange on the Atlantic overturning circulation. J. Phys. Oceanogr. 29, 2266-2284.
46. Weijer, W., de Ruijter, W.P.M., Dijkstra, H.A., 2001. Stability of the Atlantic overturning circulation: Competition between Bering Strait freshwater flux and Agulhas heat and salt sources. J. Phys. Oceanogr. 31, 2385-2402.
47. Woodruff, S.D., Slutz, R.J., Jenne, R.L., Steurer, P.M., 1987. A comprehensive ocean-atmosphere data set. Bull. Am. Meteorol. Soc. 68, 1239-1250.