Health risks, governance and changes in ecotourism paradigms during Covid19 pandemic, case study of Essaouira Province in MoroccoMohamed Boukherouk, Sidi Imad Cherkaoui and Adil El FilaliE3S Web Conf., 337 (2022) 01004DOI: https://doi.org/10.1051/e3sconf/202233701004