Their affiliation is with the Cooperative Institute for Modeling the Earth System (CIMES) at Princeton University. Under no circumstances should an individual from a Cooperative Institute or other grantee be regarded as a representative of the National Oceanic and Atmospheric Administration (NOAA). The statements, findings, conclusions, and recommendations expressed are those of the author(s) and do not necessarily reflect the views of the NOAA or the U.S. Department of Commerce. For official matters, contact via a .edu email address listed above is preferred.