1. International Postgraduate Programs in Environmental Management, Graduate School, Chulalongkorn University, Bangkok, Thailand.
2. National Center of Excellence for Environmental and Hazardous Waste Management (NCE-EHWM), Chulalongkorn University, Bangkok, Thailand.
3. Department of Microbiology, Faculty of Science, Chulalongkorn University, Bangkok, Thailand.
4. School of Civil Engineering and Environmental Science, University of Oklahoma, Norman, Oklahoma.
5. Institute for Energy and the Environment, University of Oklahoma, Norman, Oklahoma.