Using by-products for rehabilitating mine sites or degraded lands: systematic review and meta-analysis on phosphogypsum, phosphate sludge and sewage sludge - Guéablé, Yao Kohou Donatien; Bohoussou, N’Dri Yves; El Gharous, Mohamed; El Mejahed, Khalil; Hafidi, Mohamed (Frontiers in Environmental Science, 2025)