1. Department of Meteorology; University of Reading; Reading UK
2. College of Engineering, Mathematics and Physical Sciences; University of Exeter; Exeter UK
3. Department of Atmospheric Science; Colorado State University; Fort Collins Colorado USA
4. School of Earth and Atmospheric Sciences; Georgia Institute of Technology; Atlanta Georgia USA
5. Climate Prediction Center; College Park Maryland USA
6. Departamento de Fisica de la Tierra II; Universidad Compultense de Madrid; Madrid Spain
7. New York University; New York New York USA
8. Canadian Centre for Climate Modelling and Analysis; Victoria British Columbia Canada
9. Met Office; Exeter UK
10. Department of Atmospheric Sciences; University of Utah; Utah USA
11. GEOMAR Helmholtz Centre for Ocean Research Kiel; Kiel Germany
12. Max Planck Institut für Meteorologie; Hamburg Germany
13. Department of Biology and Physics; Kennesaw State University; Kennesaw Georgia USA
14. Department of Applied Mathematics and Applied Physics; Columbia University; New York New York USA
15. Department of Physics; University of Toronto; Toronto Canada
16. School of Earth and Environmental Sciences; Seoul National University; South Korea
17. National Centre for Atmospheric Science; University of Reading; Reading UK
18. Kyoto University; Kyoto Japan
19. Danish Meteorological Institute; Copenhagen Denmark
20. Laboratoir de Meteorologie Dynamique; Ecole Normale Superieure; Paris France
21. NASA Goddard Institute for Space Studies; New York New York USA
22. Meteorological Research Institute; Tsukuba Japan
23. Research Institute for Global Change; JAMSTEC Japan