Chih-Ju G. Jou received his Ph.D. degree in environmental science, chemistry, and chemical engineering from New Jersey Institute of Technology and is now a professor at the Department of Safety, Health and Environmental Engineering, National Kaohsiung University of Science and Technology, Kaohsiung, Taiwan. His research interests are in the remediation of soil and water, the development of nanoscale catalysts, and the application of green energy technology.