Electric Cars (IMAGE) Fraunhofer-Gesellschaft Caption Electric cars like the one above will be rolling through the Harz region in the future. The fleet of cars is supposed to be increased to 25 vehicles by June 2011. Credit Fraunhofer IFF/Dirk Mahler Usage Restrictions The picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.