The most important environmental problems in mining incorporate groundwater and surface area contamination of hefty metals and as a consequence of acid mine drainage, sedimentation of mountain streams, modifying groundwater regime, landscape alteration, and ecological disturbance. Land restoration is essential for sustainable mining practices.fifteen,16 Business enterprise Insider 1,0... https://rafaelqqlex.jts-blog.com/36568160/not-known-factual-statements-about-jewelry-sector