%0 Journal Article %T Regulatory and policy implications of sand mining along shallow waters of Njelele River in South Africa %A Amponsah-Dacosta %A Francis %A Gondo %A Tendayi %A Mathada %A Humphrey %J Journal of Power and Energy Engineering 电力与能源 %D 2019 %R 10.4102/jamba.v11i3.727 %K Sand Mining %K Extraction %K Environmental Concern %K Guidelines %K Morphological. %U http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S1996-14212019000300009&lng=en&nrm=iso&tlng=en