The authors would like to acknowledge Tom Bettge for his work on the sea-ice component, Brian Kauffman, Lawrence Buja, and the CSM principal investigators. This research was supported (for JWW) by the U.S. Department of Energy under the Carbon Dioxide Research Program, (for BPB) the National Science Foundation, and (for JAM) NASA Polar Oceans Grant NAGW-4402. Computing resources were provided by the Climate System Laboratory at NCAR.
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