Ali Nadir Arslan, Finnish Meteorological Institute, Finland; Katarzyna Dąbrowska-Zielińska, Institute of Geodesy and Cartography, Poland; Vesselin Vassilev, Cluster Aerospace Technologies, Research and Applications, Bulgaria; Jose M. Álvarez-Martínez, Environmental Hydraulics Institute of the University of Cantabria, Spain; Kameliya Radeva, Space Research and Technology Institute at the Bulgarian Academy of Sciences, Bulgaria; Stanisław Lewiński, Space Research Centre of the Polish Academy of Sciences, Poland; Iida Autio, Finnish Environment Institute, Finland; Hannakaisa Lindqvist, Maria Tenkanen, Tuula Aalto, Finnish Meteorological Institute, Finland; Markus Törmä, Finnish Environment Institute, Finland; Lachezar Filchev, Space Research and Technology Institute at the Bulgarian Academy of Sciences, Bulgaria; Michał Krupiński, Space Research Centre of the Polish Academy of Sciences, Poland; Stephen Barry, Maynooth University, Ireland; Tarja Tuomainen, Natural Resources Institute Finland, Finland; Premysl Stych, Charles University, Czech Republic; Abad Chabbi, National Institute for Agricultural Research, Food and Environment, France