Boom in Mining Rare Earths Poses Mounting Toxic Risks ...
Jan 28, 2013· Boom in Mining Rare Earths Poses Mounting Toxic Risks. The mining of rare earth metals, used in everything from smart phones to wind turbines, has long been dominated by China. But as mining of these key elements spreads to countries like Malaysia and Brazil, scientists warn of the dangers of the toxic and radioactive waste generated by the ...