Prof. Dr. Cevat Yaman received his master and PhD degrees from Drexel University (USA) in Environmental Engineering. He worked at MT Associates (NJ, USA), Roux Associates (NJ, USA) and RT Environmental Services (PA, USA) as an environmental engineer. After returning back to his home country (Turkey), Prof Yaman worked as Deputy General Manager in the Ministry of Environment, as Head of Environmental Protection Department in Istanbul Metropolitan Municipality and as a faculty member at Gebze Technical University. Prof Yaman is currently working at Imam Abdulrahman Bin Faisal University, Environmental Engineering Department. His main research areas include remediation of contaminated sites, waste management and greenhouse gas control. E-Mail: cyaman@iau.edu.sa