Africa’s mines ditch polluting practices to produce its first Fairtrade gold

Guardian: In a bustling area of Nyarugusu, in the heart of Tanzania's gold lands, a stocky man is fanning a dustbin lid of smouldering charcoal, gold ore and mercury on the pavement. Each waft sends a cloud of toxic vapour into the faces of children and adults as they gather to watch. The burning of mercury is a common sight in the streets, homes and cottage-industry mines throughout east Africa. The liquid metal is used to extract the gold and then vaporised to leave behind flakes of the precious metal.......

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