Duke Energy recently installed a solar-powered "tree" in uptown Charlotte that powers LED lights, charging stations and free wi-fi.
Duke Energy recently installed a solar-powered "tree" in uptown Charlotte that powers LED lights, charging stations and free wi-fi. Mark Hames mhames@charlotteobserver.com
Duke Energy recently installed a solar-powered "tree" in uptown Charlotte that powers LED lights, charging stations and free wi-fi. Mark Hames mhames@charlotteobserver.com

Duke Energy forecast shows slow demand growth, more solar power

September 02, 2016 05:31 PM