1. NASA Goddard Space Flight Center; Greenbelt Maryland USA
2. Department of Earth and Planetary Sciences; Johns Hopkins University; Baltimore Maryland USA
3. Canadian Centre for Climate Modelling and Analysis; Victoria, British Columbia Canada
4. NOAA Geophysical Fluid Dynamics Laboratory; Princeton New Jersey USA
5. Department of Chemistry and Biochemistry; University of Maryland; College Park Maryland USA
6. National Institute for Environmental Studies; Tsukuba Japan
7. LATMOS-IPSL, UPMC; Paris France
8. NCAS-Climate-Chemistry, Centre for Atmospheric Science, Department of Chemistry; University of Cambridge; Cambridge UK
9. Met Office Hadley Centre; Exeter UK
10. School of Earth and Environment; University of Leeds; Leeds UK
11. Deutsches Zentrum für Luft- und Raumfahrt; Institut für Physik der Atmosphäre; Oberpfaffenhofen Germany
12. Science Systems and Applications, Inc.; Lanham Maryland USA
13. NCAR; Boulder Colorado USA
14. Dipartimento di Fisica; University of L'Aquila; L'Aquila Italy
15. GAME/CNRM, Météo-France, CNRS; Toulouse France
16. National Institute of Water and Atmospheric Research; Lauder New Zealand
17. Physical-Meteorological Observatory Davos, World Radiation Center; Davos Switzerland
18. IAC, ETHZ; Zurich Switzerland
19. Department of Physics; University of Toronto; Toronto, Ontario Canada
20. Meteorological Research Institute; Japan Meteorological Agency; Tsukuba Japan
21. Goddard Earth Sciences and Technology Center; University of Maryland, Baltimore County; Catonsville Maryland USA