HAMZA BARGUACHE, Jamal Ezzahar, LMFE, Faculty of Sciences Semlalia, Cadi Ayyad university (UCA), Morocco; Jamal Elfarkh, Salah Er-Raki, CRSA, Centre for Remote Sensing, UM6P, Morocco; Said Khabba, LMFE, Faculty of Sciences Semlalia, Cadi Ayyad university (UCA), Morocco; Valerie Le Dantec, CESBIO, Centre d’Etudes Spatiales de la Biosphère, France; Bouchra Ait Hssaine, Abdelghani Chehbouni, CRSA, Centre for Remote Sensing, UM6P, Morocco