“…The results of natural factor (u 1 ), ease of reclamation (u 2 ), location factor (u 3 ), social factor (u 4 ), and economic factor (u 5 ) are illustrated in Equations ( 20)- (24), respectively. As shown in Equation (25), the evaluated ME R(u i ) can be calculated based on experts' assessment. 40) u 12 [0, 25) u 13 [0, 25) 25) u 42 [0, 60) u 43 [0, 25) u 44 [0, 25) u 45 [0, 25)…”