1. Centre for Earth, Ocean and Atmospheric Sciences University of Hyderabad Hyderabad India
2. India Meteorological Department Ministry of Earth Sciences New Delhi India
3. Finnish Meteorological Institute Erik Palmenin Aukio 1 Helsinki Finland
4. Servicio Meteorológico Nacional Buenos Aires Argentina
5. Columbia University Lamont‐Doherty Earth Observatory NY USA
6. NASA Goddard Institute for Space Studies New York NY USA
7. Atmospheric Chemistry Research Group North‐West University Potchefstroom South Africa
8. Department of Atmospheric Science Colorado State University Fort Collins CO USA