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Vale to decommission upstream tailings dams

Vale has announced that it will decommission all its tailings dams built using the upstream method

Noel Dyson
This is the second tailings dam failure at a Vale site in the state of Minas Gerais in recent years

This is the second tailings dam failure at a Vale site in the state of Minas Gerais in recent years

Vale estimated that it will take about three years to decommission its upstream dams and cost about 5 billion Brazilian real (US$1.4 billion). The move is expected to take about 40Mt/y of iron ore out...

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