Hanadi Rifai (IMAGE) University of Houston Caption Hanadi Rifai, John and Rebecca Moores Professor of environmental engineering at the University of Houston, is leading a $4 million project to study low-cost, low-emission electric power. Credit University of Houston 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.