1. Institute of Geography and Oeschger Centre for Climate Change Research; University of Bern; Bern Switzerland
2. Department of Modern History; University of Barcelona; Barcelona Spain
3. Catalan Meteorological Service; Barcelona Spain
4. Institute for Atmospheric and Climate Science; ETH Zürich; Zurich Switzerland
5. Department of Physics; University of Girona; Girona Spain
6. CSIRO Marine and Atmospheric Research; Aspendale Victoria Australia
7. Global Change Research Centre AS CR, v.v.i.; Brno Czech Republic