1. Potsdam Institute for Climate Impact Research; Potsdam Germany
2. Department of Physics; Humboldt-Universität zu Berlin; Berlin Germany
3. Institute of Applied Physics of the Russian Academy of Sciences; Nizhny Novgorod Russia
4. Department of Banking and Finance; University of Zürich; Zürich Switzerland
5. Space Research Institute; Russian Academy of Sciences; Moscow Russia
6. Institute of Earth and Environmental Science; University of Potsdam; Potsdam Germany
7. Geography Department; University of California; Santa Barbara California USA
8. Institute for Complex Systems and Mathematical Biology; University of Aberdeen; Aberdeen UK