1. Catalan Institute for Research and Advanced Studies (ICREA); Barcelona Spain
2. Department of Information and Communication Technologies; Pompeu Fabra University; Barcelona Spain
3. Institute for Visualization and Interactive Systems; University of Stuttgart; Stuttgart Germany
4. Fraunhofer Gesellschaft; Karlsruhe Germany
5. Finnish Meteorological Institute; Helsinki Finland
6. Aristotle University of Thessaloniki; Thessaloniki Greece
7. Center for Research and Technology Hellas; Thessaloniki Greece
8. Helsinki Region Environmental Services Authority; Helsinki Finland
9. Fondazione Bruno Kessler; Trento Italy