Long-term sediment decline in the Mekong River along Thailand's border under hydropower development - Jeerapong Laonamsai; Khomkrish Innanchai; Mengzhen Xu; Anurak Sriariyawat; Kwanchai Pakoksung; Nantawoot Inseeyong; Pongsit Polsomboon; Pavisorn Chuenchum (Science of The Total Environment, 2025)