1. Postgraduate Student, College of Environmental Science and Engineering, Qingdao Univ., Qingdao, Shandong 266071, China.
2. Professor, College of Environmental Science and Engineering, Qingdao Univ., Qingdao, Shandong 266071, China.
3. Professor, College of Environmental Science and Engineering, Qingdao Univ., Qingdao, Shandong 266071, China (corresponding author).
4. Professor, School of Environment, Beijing Normal Univ., Beijing 100875, China.
5. Fellow, Canadian Academy of Engineering, Professor and Canada Research Chair, Environmental Systems Engineering Program, Faculty of Engineering and Applied Science, Univ. of Regina, Regina, SK S4S 0A2, Canada. ORCID: .