Mining

A depleted iron-ore mine of the Companhia do Vale do rio Doce (CVRD) undergoes environmental recuperation in the Brazilian state of Minas Gerais. CVRD, one of the largest mining companies in the world, operates two integrated systems in Brazil for producing and distributing iron ore, each consisting of mines, railroads and port and terminal facilities. The Southern System is based in the states of Minas Gerais and Espirito Santo and the Northern System is based in the states of Para and Maranhao. (Douglas Engle/Australfoto)

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A depleted iron-ore mine of the Companhia do Vale do rio Doce (CVRD) undergoes environmental recuperation in the Brazilian state of Minas Gerais. CVRD, one of the largest mining companies in the world, operates two integrated systems in Brazil for producing and distributing iron ore, each consisting of mines, railroads and port and terminal facilities. The Southern System is based in the states of Minas Gerais and Espirito Santo and the Northern System is based in the states of Para and Maranhao. (Douglas Engle/Australfoto)

brazil minas mines CVRD Vale environment steel iron ore recuperation pollution