SALT LAKE CITY–(BUSINESS WIRE)–Rio Tinto’s Kennecott operation has progressed its decarbonisation objectives by signing a 15-year virtual power purchase agreement (VPPA) with TerraGen for renewable energy from a newly completed wind farm in Texas. Under the agreement, Rio Tinto will purchase 78.5 megawatts (MW) of renewable energy generated by TerraGen’s 238.5 MW Monte Cristo I Windpower project. Commercial operations were commemorated with a ribbon cutting ceremony on site today. Rio Tinto K