US energy giant announces carbon capture and smart grid deals
US utility attempts to draw line under decision to leave trade group that opposed carbon legislation
Energy giant to cut back innovative solar rooftop plan in face of opposition from an arm of the Public Utilities Commission and Wal-Mart
Duke Energy is looking for a solar specialist for its biggest distributed generation project
US energy giant applies for planning approval for $100m North Carolina solar grid project
US energy giant reveals plans to expand smart grid project to deploy solar panels on customers' buildings capable of feeding power back into the grid