1. School of Space and Environment, Beihang University, Beijing 100191, P. R. China
2. China Construction Third Bureau Green Industry Investment Company, Ltd., Wuhan 430035, P. R. China
3. School of Resources and Environmental Engineering, East China University of Science and Technology, Shanghai 200237, P. R. China
4. State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Science, Beijing 100012, P. R. China
5. School of Environment, Tsinghua University, Beijing 100084, P. R. China
6. School of Civil and Environmental Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798