1. NIDA Center for Research & Development of Disaster Prevention & Management, School of Social and Environmental Development, National Institute of Development Administration (NIDA), Bangkapi, Bangkok, Thailand
2. Hazardous Substance Division, Waste and Hazardous Substance Management Bureau, Pollution Control Department (PCD), Phayathai, Bangkok, Thailand
3. International consultants for UNIDO (United Nations Industrial Development Organization), UNIDO (United Nations Industrial Development Organization) Officer, Stockholm Convention Unit, Vienna, Austria
4. Department of Meteorology, COMSATS University, Islamabad, Pakistan