1. College of Environmental Science and Engineering, Yangzhou University, Yangzhou 225127, Jiangsu, P. R. China
2. Water Desalination and Reuse Center, Division of Biological and Environmental Science and Engineering, King Abdullah University of Science and Technology, Thuwal 23955-6900, Saudi Arabia
3. Key Laboratory of Environment Remediation and Ecological Health, Ministry of Education, College of Environmental and Resource Sciences, Zhejiang University, Hangzhou 310058, P. R. China
4. School of Environmental Science and Engineering, Sun Yat-sen University, Guangzhou 510275, P. R. China