Steven Safferman and Hayley Betker, Michigan State University (image) Michigan State University Share Print E-Mail Caption Steven Safferman, Michigan State University associate professor of biosystems and agricultural engineering, and student Hayley Betker are working to develop a new method of removing phosphorous from wastewater. Credit Photo by Kurt Stepnitz, MSU Communications and Brand Strategy. Usage Restrictions None Share Print E-Mail 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.