Jack Harkema, Michigan State University (IMAGE) Michigan State University Caption Professor Jack Harkema, seen atop a mobile lab used to study air pollution, is leading a new EPA Clean Air Research Center at MSU. Credit Courtesy photo. 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.