Electricity from Straw (IMAGE) Fraunhofer-Gesellschaft Caption The new biogas plant is the first-ever to run exclusively on waste material such as corn stalks. There is no need to add edible crops. Credit Fraunhofer IKTS 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.