Microbial Ecology and Obesity (IMAGE) Arizona State University Caption The Biodesign Institute's Center for Environmental Biotechnology, led by Bruce Rittmann (seated), uses its expertise to examine microbial populations important for cleaning up pollutants and generating renewable bioenergy. Along with Rittmann, are postdoc Husen Zhang (left to right), Rosa Krajmalnik-Brown, an assistant professor of civil and environmental engineering who applied her microbial ecology expertise to this project and graduate student Prathap Parameswaran. Credit Biodesign Institute, Arizona State University 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.