CCSM4.0

CICE 4.0 Documentation

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Introduction

The Los Alamos Sea Ice Model, CICE 4.0, was released in as part of the CCSM4.0 release.

Documentation

What is CICE4?

CICE4 is the latest version of the NCAR Community Ice CodE based on the Los Alamos Sea Ice Model. It is the result of a community effort to develop a portable, efficient sea ice model that can be run coupled in a global climate model or uncoupled as a stand-alone ice model. CICE4 is supported on high- and low-resolution Greenland Pole and tripole grids, which are identical to those used by the Parallel Ocean Program (POP) ocean model.

An uncoupled version of CICE4 is available through the Los Alamos National Laboratory). It provides a means of running the sea ice model independent of the other CCSM components. The physics in the uncoupled ice model are identical to those in the ice model used in the fully coupled system. CICE is a dynamic-thermodynamic model that includes a subgrid-scale ice thickness distribution, energy conserving thermodynamics, and elastic-viscous-plastic (EVP) dynamics.