1. Department of Geography; Ludwig-Maximilians-Universität München (LMU); Munich Germany
2. Deceased 2 July 2017
3. MetOffice; Reading UK
4. Research Institute for Geo-Hydrological Protection-National Research Council; Perugia Italy
5. Department of Meteorology; University of Reading; Reading UK
6. Max Planck Institute for Meteorology; Hamburg Germany
7. Spanish Meteorological Agency; AEMET; Madrid Spain
8. Potsdam Institute for Climate Impact Research; Potsdam Germany
9. Department of Physics and Astronomy; University of Leicester; Leicester UK
10. Department of Geodesy and Geoinformation; TU Wien; Vienna Austria
11. Inversion Lab; Hamburg Germany
12. Deutscher Wetterdienst; Offenbach Germany
13. Initiative Pro Klima; University of Hamburg, CliSAP/CEN; Hamburg Germany
14. Royal Belgian Institute for Space Aeronomy (BIRA-IASB); Brussels Belgium
15. Department of Evolutionary Biology and Environmental Studies; University of Zurich; Zurich Switzerland