United Kingdom, Feb. 21 -- Rolls-Royce has reached a long-term power purchase agreement with Stadtwerke Ulm/Neu-Ulm (SWU) for the annual purchase of around 20,000 megawatt hours (MWh) of CO2-free electrical energy. The Power Purchase Agreement (PPA) is characterized by a long delivery period of five years, guaranteed conditions and sustainably generated electricity from hydropower. The electricity comes entirely from the Donaustetten hydropower plant. By using electricity from Ulm, Rolls-Royce cuts its carbon emissions by around 7,000 tons every year.Local energy transition: Rolls-Royce already operates microgrids and purchases solar powerFor Rolls-Royce, the partnership with Stadtwerke Ulm is another milestone in its efforts to reduce gree...