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uses of microorganisms in mining of gold and copper

uses of microorganisms in mining of gold and copper

mining is big business, but also one of the worlds biggest polluters. a 2019 report estimated that the worlds 3,500 large-scale mining operations produce over 100 billion tonnes of solid waste per year. the ratio of useful materials to waste minerals is staggering waste mass can be several times that of base metals, and can be millions of times that of rare elements such as gold

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