S. Yip and E. Hawkins are funded by NERC National Centre for Atmospheric Science (NCAS). We thank Mat Collins and three anonymous reviewers for their thoughtful comments, which helped improve the paper. We also thank the modeling groups, the Program for Climate Model Diagnosis and Intercomparison, and the WCRP’s Working Group on Coupled Modelling for making the CMIP3 multimodel dataset freely available (https://esg.llnl.gov:8443/index.jsp). Support of this dataset is provided by the Office of Science, U.S. Department of Energy.
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