Environmental Effects of Sand and Gravel Mining on Land ...
Steve Blodgett, M. S. (2004). Environmental Impacts of aggregate and stone mining. In article [8] Ezeaku, P. I. (2011). Evaluating the influence of open cast mining of solid minerals on soil, Land use and livelihood systems in selected areas of Nasarawa State, NorthCentral Nigeria. Journal of Ecology and the Natural Environment.