* Corresponding author This study was partly carried out in the framework of the project “Using satellite images for automatic mapping of forest clear cuts and new plantations” (Project number 130), funded by Programa AGRO, Medida 8 – Desenvolvimento Tecnológico e Demonstração, Acção 8.1 – Desenvolvimento Experimental e Demonstração (DE&D) Abstract – The launch, in recent years, of several very...