The Joint Graduate School of Energy and Environment, King Mongkut’s University of Technology Thonburi has the founding philosophy to be a national center of excellence for research and training in energy technology to produce high caliber human resources for science and technology related to energy and environment as a result of the impact of the production and utilization of energy. Doctor of Philosophy Program in Environmental Technology is aimed at producing qualified personnel who can create a new body of knowledge based on international standard research and analysis. This program can appropriately suit the institute’s determination to produce high quality personnel with high responsibility to solve local and international problems. The graduates are also equipped with professional ethics and can effectively solve practical problems occurring in industrial or government sectors.