Impact of mine waste on the quality of surrounding agricultural soils in Toussit and Sidi Boubker, Morocco: a case studyKhalida Bouali, Mourad Arabi, Latifa Mechkirrou and Abdelhafid chafiE3S Web Conf., 240 (2021) 01006DOI: https://doi.org/10.1051/e3sconf/202124001006