1. School of Earth Sciences and Environmental Engineering
2. Gwangju Institute of Science and Technology (GIST)
3. Gwangju 61005
4. Republic of Korea
5. Department of Environmental Engineering
6. College of Engineering
7. Swansea University
8. Swansea SA2 8PP
9. UK
10. Department of Civil and Environmental Engineering
11. The University of Toledo
12. Toledo
13. USA