Prof. Niu Zhiguang received his Ph.D. degree from the Department of Environmental Engineering, Tianjin University in 2005. Now he is a professor in the School of Marine Science and Technology and the School of Environmental Science and Engineering, Tianjin University. Prof. Niu has published more than 150 journal papers, including Environmental Science ＆ Technology, Water Research, Journal of Hazardous Materials, Environmental Pollution, Marine Pollution Bulletin, etc. His research interests are currently focused on the environmental risk assessment and emerging contaminants in the coastal belts.