Jayarahthe, M.; Dayaratne, W.J.M.; Dissanayake, A.M.C.
(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Mining is one of the main methods to extract mineral resources. This research carried out to identify the loss of land and land-use changes due to clay and sand mining in the lower Ma-Oya river bank of Katana Divisional ...