Orhan Yenigün is a professor of Environmental Technology at Bogazici University, Institute of Environmental Sciences. His first degree is Chemical Engineering, from Middle East Technical University, Ankara. His MSc and PhD degrees are from Swansea University, UK. He has been a faculty member at Bogazici University since 1984. His research interests are in the fields of fate and transport of pollutants in the environment; industrial pollution control and renewable energies. He is a Governing Board Member of the International Water Association (IWA) and an executive committee member of the Turkish National Committee on Water Pollution Research and Control. He is also the director of the Institute of Environmental Sciences.