The Choctaw Nation, for example, saved tens of thousands of dollars on its costs to electrify various tribal buildings after entering into its agreement with Oklahoma Gas and Electric Co. The Chickasaw Nation likely is enjoying the same benefits. The utility announced it had reached agreements with both tribes to add solar plants, each capable of generating 5 megawatts (MWs) of energy, about a year ago. The plants came online in August. “We always have tried to be good stewards of our Mother Earth, and so this is just another step in that direction. We are reducing our carbon footp...