Norwegian Meteorological Institute, Norwegian Meteorological Institute, Government of the Republic of Finland - Finnish Meteorological Institute, Government of the Republic of Finland - Finnish Meteorological Institute, Government of the Republic of Finland - Finnish Meteorological Institute, Chalmers University of Technology, Chalmers University of Technology, Chalmers University of Technology, University of the Aegean, University of the Aegean, IVL Swedish Environmental Research Institute, IVL Swedish Environmental Research Institute, Norwegian Meteorological Institute and Norwegian Meteorological Institute