1. Lunar and Planetary Laboratory University of Arizona Tucson USA
2. Laboratory of Atmospheric Physics Aristotle University of Thessaloniki Greece
3. Atmospheric, Oceanic and Planetary Physics University of Oxford UK
4. Physikalisch‐Meteorologisches Observatorium World Radiation Center Davos Dorf Switzerland
5. Institute for Atmospheric and Climate Science ETH Zurich Switzerland
6. NERC, National Centre for Atmospheric Science (NCAS) Leeds UK
7. GEOMAR Helmholtz Centre for Ocean Research Kiel Germany
8. Christian‐Albrechts Universität zu Kiel Germany
9. Max Planck Institute for Meteorology Hamburg Germany
10. Departamento Fisica de la Tierra II Universidad Complutense de Madrid Spain
11. Applied Physics and Applied Mathematics Columbia University New York NY USA
12. Nicholas School of the Environment Duke University Durham NC USA
13. Laboratory for Atmospheric Chemistry and Dynamics Central Aerological Observatory Moscow Russia