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A Dynamic Thermodynamic Sea Ice Model
Dynamic Thermodynamic Sea Ice Model seasonal cycle
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2009/2/13
A numerical model for the simulation of sea ice circulation and thickness over a seasonal cycle is presented. This model is used to investigate the effects of ice dynamics on Arctic ice thickness and ...
An Analysis of Arctic Sea Ice Fluctuations, 1953–77
Arctic Sea Ice Fluctuations polar cap digitized data
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2009/2/13
Arctic sea ice data from the 1953–77 period are digitized onto a set of 300 monthly grids covering the polar cap. Each grid contains 1648 ice concentration points at a spacing of 1° latitude (60 n mi)...
On Modeling Seasonal and Interannual Fluctuations of Arctic Sea Ice
Modeling Seasonal Interannual Fluctuations Arctic Sea Ice
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2009/2/8
Some results from a series of three-year aperiodic simulations of the Northern Hemisphere sea ice cover are reported. The simulations employ the dynamic-thermodynamics sea ice model developed by Hible...
On the Development and Cause of the Weddell Polynya in a Sea Ice Simulation
Weddell Polynya Sea Ice Simulation
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2009/2/5
Occurrence of the Weddell polynya, a large open-water area in the midst of the wintertime pack ice of the southern ocean, is examined through a sequence of numerical simulations of the sea ice cover. ...
A Heat Balance for the Bering Sea Ice Edge
marginal ice zone Marginal Ice Zone Experiment Heat Balance
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2009/1/16
Detailed oceanographic, meteorological and sea ice observations were obtained from the Bering Sea marginal ice zone (MIZ) during the February–March 1983 Marginal Ice Zone Experiment (MIZEX West). Thes...
A Numerical Study of Sea Ice and Ocean Circulation in the Arctic
Sea Ice Ocean Circulation Arctic
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2009/1/8
A sea-ice model based bulk-viscous plastic dynamics and 3-layer thermodynamics is coupled to a multilevel primitive equation model of the Arctic Ocean and Greenland Sea. The combined model is forced b...
Model Study of Upper Ocean-Sea Ice Interactions
Sea Ice Interactions flux at the base
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2009/1/5
A thermodynamic sea-ice model, including leads, has been coupled to a one-dimensional oceanic mixed layer model in order to investigate the upper ocean-sea ice interactions. The oceanic heat flux at t...
Simulation of the Atlantic Circulation with a Coupled Sea Ice-Mixed Layer-Isopycnal General Circulation Model. Part II:Model Experiment
Atlantic Circulation Sea Ice-Mixed Layer-Isopycnal General Circulation Model
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2008/12/18
An ocean general circulation model (OGCM) formulated on isopycnal coordinates is used to model the circulation of the Atlantic. The model domain is bounded meridionally at 30°S and the North Pole and ...
Simulation of the Atlantic Circulation with a Coupled Sea Ice-Mixed Layer-Isopycnal General Circulation Model. Part I:Model Description
Atlantic Circulation Sea Ice-Mixed Layer-Isopycnal General Circulation Model
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2008/12/18
A diabatic ocean general circulation model based on primitive equations is described. It uses isopycnals as Lagrangian coordinates in the vertical and predicts a free surface. Prognostic fields of tem...
A Numerical Simulation of Sea Ice Cover in Hudson Bay
Numerical Simulation Sea Ice Cover Hudson Bay
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2008/12/17
Hibler's dynamic-thermodynamic sea ice model with viscous-plastic rheology is used to simulate the seasonal cycle of sea ice motion, thickness, compactness, and growth rate in Hudson Bay under monthly...
Effect of Sea Ice on the Salinity of Antarctic Bottom Waters
Antarctic Bottom Waters Sea Ice
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2008/12/12
Brine rejection during the formation of Antarctic sea ice is known to enhance the salinity of dense shelf waters in the Weddell and Ross Seas. As these shelf waters flow off the shelves and descend to...
Stability of the Viscous-Plastic Sea Ice Rheology
Viscous-Plastic Sea Ice Rheology
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2008/12/11
The large-scale two-dimensional rheology of a sea ice pack arises from the local contact forces between adjacent does in convergence. It is conventionally modeled by a viscous-plastic constitutive rel...
Sea Ice Ridging Schemes
Sea Ice ice thickness ice concentration
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2008/12/11
As sea ice is advected on the surface of the ocean, the ice concentration (0 A 1) and the mean ice thickness change in response to thermodynamic and mechanical forcing. In this paper the authors rev...
Asymptotic Stability of the Viscous–Plastic Sea Ice Rheology
Asymptotic Stability Viscous–Plastic Sea Ice Rheology
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2008/12/3
The stability of the viscous–plastic rheology used extensively to model the dynamics of large–scale sea ice covers is studied. Using energy methods, it is shown that on a bounded domain, the viscous–p...
Modeling Sea Ice as a Granular Material, Including the Dilatancy Effect
Modeling Sea Ice Granular Material Dilatancy Effect
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2008/12/3
A dynamic sea ice model based on granular material rheology is presented. The sea ice model is coupled to both a mixed layer ocean model and a one-layer thermodynamic atmospheric model, which allows f...