1. College of Architecture and Urban Planning; Guangzhou University; Guangzhou 510006 China
2. Advanced Environmental Biotechnology Centre; Nanyang Environment and Water Research Institute; Singapore
3. School of Civil Engineering and Architecture; Liming Vocational University; Quanzhou China
4. Faculty of Health; Engineering and Sciences; School of Civil Engineering & Surveying; University of Southern Queensland; Australia
5. College of Landscape Architecture; Fujian Agriculture and Forestry University; Fuzhou China
6. School of Civil and Environmental Engineering; Nanyang Technological University; Singapore