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With assets spanning the globe and an evolving suite of technologies to enable low-carbon production, Rio Tinto is accelerating growth and decarbonisation by producing the materials that enable a cleaner future. Rio Tinto operates copper mines in the United States at Kennecott, and Oyu Tolgoi in Mongolia, as well as growth projects including the Resolution Copper project in the United States. Rio Tinto is also leading the way with the development of the Nuton technology, which provides the potential to produce refined copper from legacy, existing and new mines using nature-based leaching technology