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Vorticity Dynamics of Seasonal Variations of the Antarctic Circumpolar Current from a Modeling Study
Publisher: American Meteorological Society
Abstract: A one-layer numerical model was developed to analyze the vorticity dynamics of the seasonal variations of currents in the Southern Ocean. The model includes the continental geometry and bathymetry of the Southern Ocean and ...
Thermohaline Structure of an Eddy-Resolving North Atlantic Model: The Influence of Boundary Conditions
Publisher: American Meteorological Society
Abstract: A T?S volumetric census, with a resolution of 0.2°C and 0.1 psu, for years 20-25 of the World Ocean Circulation Experiment Community Modeling Effort eddy-resolving simulation of the equatorial and North Atlantic Ocean, ...
EOF Analysis of Central Drake Passage Currents from DRAKE 79
Publisher: American Meteorological Society
Abstract: A rotary Empirical Orthogonal Function analysis was performed on the current meter observations made dining DRAKE 79 to quantify current variability in central Drake Passage in the vicinity of the Polar Front. Two forms ...
Description and Vorticity Analysis of 50-Day Oscillations in the Western Tropical Region of the CME Model
Publisher: American Meteorological Society
Abstract: The WOCE Community Modeling Effort (CME) general circulation model of the North Atlantic was used to investigate the behavior, nature, and dynamics of 50-day oscillations seen in the meridional component of velocity between ...
Deep-Flow Variability at Drake Passage
Publisher: American Meteorological Society
Abstract: A rotary empirical orthogonal function analysis of the currents measured in central Drake Passage during DRAKE 79 shows that the deep (2500 m) flow has the same spatial and temporal structure as the flow at 500 m, suggesting ...
The Influence of Open versus Periodic Alongshore Boundaries on Circulation near Submarine Canyons
Publisher: American Meteorological Society
Abstract: It is impractical to create gridded numerical models of coastal circulation with sufficient resolution around small topographic features, such as submarine canyons, and still have the alongshore boundaries placed beyond ...
On the Role of Coastal Troughs in the Circulation of Warm Circumpolar Deep Water on Antarctic Shelves
Publisher: American Meteorological Society
Abstract: ceanic exchanges across the continental shelves of Antarctica play an important role in biological systems and the mass balance of ice sheets. The focus of this study is on the mechanisms responsible for the circulation ...
Sensitivity of Circumpolar Deep Water Transport and Ice Shelf Basal Melt along the West Antarctic Peninsula to Changes in the Winds
Publisher: American Meteorological Society
Abstract: ircumpolar Deep Water (CDW) can be found near the continental shelf break around most of Antarctica. Advection of this relatively warm water (up to 2°C) across the continental shelf to the base of floating ice shelves is ...
Continental Shelf Circulation Induced by a Moving, Localized Wind Stress
Publisher: American Meteorological Society
Abstract: A linear, two-dimensional model of a rotating, stratified fluid is constructed to investigate the circulation induced by a moving, localized line of surface stress. This model is used to analyze the effect of moving cold ...
A Simple Model of Fjord and Coastal Circulation Interaction
Publisher: American Meteorological Society
Abstract: The dynamical interaction of a narrow fjord with a wind-driven coastal regime is investigated using a linear, two-layer numerical model. The Coriolis acceleration is important in the coastal regime but assumed to he ...