Olga Petrucci¹, Luigi Aceto², Cinzia Bianchi³, Victoria Bigot⁴, Rudolf Brázdil⁵, Susana Pereira⁶, Giuseppe Esposito¹, Abdullah Kahraman^7,8, Özgenur Kiliç⁹, Vassiliki Kotroni¹⁰, María Carmen Llasat¹¹, Montserrat Llasat-Botija¹¹, Katerina Papagiannaki¹⁰, Jan Řehoř¹², Joan Rossello Geli¹³, Paola Salvati¹⁴, Freddy Vinet¹⁵ and José Luís Zêzere¹⁶, (1)CNR-IRPI National Research Council, Research Institute for Geo-Hydrological Protection (IRPI), Rende (CS), Italy, (2)CNR-IRPI National Research Council, Research Institute for Geo-Hydrological Protection (IRPI), Rende, Italy, (3)CNR-IRPI National Research Council, Research Institute for Geo-Hydrological Protection (IRPI), Perugia, Italy, (4)University Paul Valéry Montpellier 3, Montpellier, France, (5)Masaryk University, Institute of Geography, Brno, Czech Republic, (6)University of Lisbon, Center for Geographical Studies, Institute of Geography and Spatial Planning, Lisbon, Portugal, (7)Istanbul Technical University, Istanbul, Turkey, (8)Samsun University, Department of Meteorological Engineering, Samsun, Turkey, (9)Department of Meteorological Engineering Vice Dean - Faculty of Aeronautics and Astronautics Samsun University Ondokuzmayis, Samsun, Turkey, (10)Institute of Environmental Research and Sustainable Development, National Observatory of Athens, Athens, Greece, (11)University of Barcelona, Barcelona, Spain, (12)Department of Geography, Faculty of Science, Masaryk University, Brno, Czech Republic, (13)Grup de Climatologia, Hidrologia, Riscs i Territori, Universitat Illes Balears, Palma de Mallorca, Spain, (14)CNR-IRPI, Perugia, Italy, (15)GRED, Montpellier, France, (16)Universidade de Lisboa, Center for Geographical Studies, Institute of Geography and Spatial Planning, Lisboa, Portugal