Divergent pathways of cyclonic and anti-cyclonic ocean eddies - SYSCO2
Article Dans Une Revue Geophysical Research Letters Année : 2004

Divergent pathways of cyclonic and anti-cyclonic ocean eddies

Résumé

Satellite altimetry is used to study the propagation pathways of warm and cold ocean eddies in different ocean basins. We consider eddies that have a life span longer than 3 months, and we present three regional studies: in the southeast Indian, the southeast Atlantic, and the northeast Pacific Oceans. The case studies show that simple theories for vortex propagation on a β-plane work in regions where energetic eddies propagate though a weak background flow. Under these conditions, anticyclonic/cyclonic eddies propagate westward and equatorward/poleward. This divergence in the eddy pathways implies a net equatorward eddy heat flux, and has implications for the meridional transport of freshwater, carbon, nutrients, etc.
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Dates et versions

hal-00434484 , version 1 (22-02-2021)

Identifiants

Citer

R. Morrow, F. Birol, D. Griffin, J. Sudre. Divergent pathways of cyclonic and anti-cyclonic ocean eddies. Geophysical Research Letters, 2004, 31 (24), pp.ISI:000226133200004. ⟨10.1029/2004GL020974⟩. ⟨hal-00434484⟩
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