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On the Relationship between Southern Ocean Overturning and ACC Transport
Publisher: American Meteorological Society
Abstract: he eddy field in the Southern Ocean offsets the impact of strengthening winds on the meridional overturning circulation and Antarctic Circumpolar Current (ACC) transport. There is widespread belief that the sensitivities ...
Thermal Responses to Antarctic Ice Shelf Melt in an Eddy-Rich Global Ocean–Sea Ice Model
Publisher: American Meteorological Society
Abstract: The response of near-Antarctic waters to freshening by increased glacial melt is investigated using a high-resolution (0.1°) global ocean–sea ice model with realistic Antarctic water-mass properties. Two meltwater perturbation ...
Response of Southern Ocean Convection and Abyssal Overturning to Surface Buoyancy Perturbations
Publisher: American Meteorological Society
Abstract: his study explores how buoyancy-driven modulations in the abyssal overturning circulation affect Southern Ocean temperature and salinity in an eddy-permitting ocean model. Consistent with previous studies, the modeled ...
Preconditioning of the Weddell Sea Polynya by the Ocean Mesoscale and Dense Water Overflows
Publisher: American Meteorological Society
Abstract: AbstractThe Weddell Sea polynya is a large opening in the open-ocean sea ice cover associated with intense deep convection in the ocean. A necessary condition to form and maintain a polynya is the presence of a strong ...
Mechanisms of Southern Ocean Heat Uptake and Transport in a Global Eddying Climate Model
Publisher: American Meteorological Society
Abstract: he Southern Ocean plays a dominant role in anthropogenic oceanic heat uptake. Strong northward transport of the heat content anomaly limits warming of the sea surface temperature in the uptake region and allows the heat ...
Role of Mesoscale Eddies in Cross-Frontal Transport of Heat and Biogeochemical Tracers in the Southern Ocean
Publisher: American Meteorological Society
Abstract: his study examines the role of processes transporting tracers across the Polar Front (PF) in the depth interval between the surface and major topographic sills, which this study refers to as the ?PF core.? A preindustrial ...
Impacts on Ocean Heat from Transient Mesoscale Eddies in a Hierarchy of Climate Models
Publisher: American Meteorological Society
Abstract: he authors characterize impacts on heat in the ocean climate system from transient ocean mesoscale eddies. Their tool is a suite of centennial-scale 1990 radiatively forced numerical climate simulations from three GFDL ...
Sensitivity of Antarctic Shelf Waters and Abyssal Overturning to Local Winds
Publisher: American Meteorological Society
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