Duke Energy Carolinas plans to nearly double its renewable energy capacity

Duke Energy Carolinas will award contracts for 750,000 megawatt-hours worth of renewable energy by June in its latest effort to increase the amount of solar and other renewable-power sources on its system.The contracts Duke Carolinas is seeking — to buy either renewable projects or power from renewable projects — could close to double the renewable capacity on its system.Duke Carolinas will consider proposals for any renewable source recognized by the state of North Carolina except s