1. Climate, Atmospheric Sciences and Physical Oceanography Division; Scripps Institution of Oceanography; University of California; San Diego, La Jolla California USA
2. Climate Research Division; Scripps Institution of Oceanography and U.S. Geological Survey; La Jolla California USA
3. San Diego Supercomputer Center and Scripps Institution of Oceanography; University of California; San Diego, Climate Research Division, La Jolla California USA
4. Fleet Numerical Meteorology and Oceanography Center; Monterey California USA