[1] University of Tartu, Institute of Ecology and Earth Sciences, Landscape Geoinformatics Lab, Tartu, Estonia
[2] Department of Civil, Environmental and Mechanical Engineering, University of Trento, Trento, Italy
[3] Center Agriculture Food Environment, University of Trento, Fondazione Edmund Mach, San Michele all'Adige, Italy
[4] European Commission, Joint Research Centre (JRC), Ispra, Italy