Switchgrass (IMAGE) Michigan State University Caption 'The climate benefit of cellulosic biofuels is actually much greater than was originally thought,' said Phil Robertson, University Distinguished Professor of Ecosystem Science at Michigan State University. Credit Courtesy of MSU Usage Restrictions None 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.