A GIS based approach for assessing water body change in a mountain wetland: Case of Dayet Awwa, MoroccoAssia Abdenour, Mohamed Sinan, Brahim Lekhlif and Oussama BelloulidE3S Web Conf., 489 (2024) 04001DOI: https://doi.org/10.1051/e3sconf/202448904001