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1 School of Environmental Science and Engineering, Gwangju Institute of Science and Technology, Gwangju, Korea. Electronic address: ischang@gist.ac.kr.
2 Department of Civil and Environmental Engineering, University of Waterloo, Waterloo, Ontario, Canada. Electronic address: hyungsool@uwaterloo.ca.
3 Environmental Biotechnology Division, CSIR-Indian Institute of Chemical Technology, Hyderabad, India. Electronic address: vmohan_s@yahoo.com.
1 School of Environmental Science and Engineering, Gwangju Institute of Science and Technology, Gwangju, Korea. Electronic address: ischang@gist.ac.kr.
2 Department of Civil and Environmental Engineering, University of Waterloo, Waterloo, Ontario, Canada. Electronic address: hyungsool@uwaterloo.ca.
3 Environmental Biotechnology Division, CSIR-Indian Institute of Chemical Technology, Hyderabad, India. Electronic address: vmohan_s@yahoo.com.