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Intrinsic Variability of the Atlantic Meridional Overturning Circulation at Interannual-to-Multidecadal Time Scales
Publisher: American Meteorological Society
Abstract: he low-frequency variability of the Atlantic meridional overturning circulation (AMOC) is investigated from 2, ¼°, and ° global ocean?sea ice simulations, with a specific focus on its internally generated (i.e., ?intrinsic?) ...
Intrinsic Variability of Sea Level from Global Ocean Simulations: Spatiotemporal Scales
Publisher: American Meteorological Society
Abstract: n high-resolution ocean general circulation models (OGCMs), as in process-oriented models, a substantial amount of interannual to decadal variability is generated spontaneously by oceanic nonlinearities: that is, without ...
Inverse Cascades of Kinetic Energy as a Source of Intrinsic Variability: A Global OGCM Study
Publisher: American Meteorological Society
Abstract: AbstractA seasonally forced 1/12° global ocean/sea ice simulation is used to characterize the spatiotemporal inverse cascade of kinetic energy (KE). Nonlinear scale interactions associated with relative vorticity advection ...
Intrinsic and Atmospherically Forced Variability of the AMOC: Insights from a Large-Ensemble Ocean Hindcast
Publisher: American Meteorological Society
Abstract: AbstractThis study investigates the origin and features of interannual?decadal Atlantic meridional overturning circulation (AMOC) variability from several ocean simulations, including a large (50 member) ensemble of global, ...
Geostrophic Turbulence in the Frequency–Wavenumber Domain: Eddy-Driven Low-Frequency Variability
Publisher: American Meteorological Society
Abstract: otivated by the potential of oceanic mesoscale eddies to drive intrinsic low-frequency variability, this paper examines geostrophic turbulence in the frequency?wavenumber domain. Frequency?wavenumber spectra, spectral ...