The key environmental concerns in mining consist of groundwater and area contamination of heavy metals and due to acid mine drainage, sedimentation of mountain streams, modifying groundwater routine, landscape alteration, and ecological disturbance. Land restoration is important for sustainable mining practices.fifteen,sixteen Good Vocabulary: similar phrases and phrases Industry & in... https://tysonxcghi.bloggactivo.com/36885550/rumored-buzz-on-resource-scarcity