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NASA OSTST -- Sponsored
Project |
and
![]() Collaborative research |
This project
investigates anisotropic, oceanic features, commonly referred as
'zonal jets' discovered recently using satellite altimetry,
high-resolution mean dynamic topography and advanced ocean
circulation models.
Specifically we investigate the dynamics of
two distinct types of jet features evident in both observations
and advanced numerical models.
The
first type are zonally elongated features that are especially
distinct in the eastern parts of all subtropical oceans -- there
existence and generation is likely linked to eastern boundary
currents systems dynamics (e.g. Califonia Current and Humboldt
Current). The second type is quasi-periodic nearly zonal jet-like
structures that propagate toward the equator and appear confined
within subtropical gyres. Our approach combines high-resolution
satellite observations of the ocean surface topography, as well as
other satellite data and historical and modern in-situ observations.

