ABSTRACT
The site selected for the case study of Thailand was in Muang district of Khon Kaen province in the northeast of Thailand (see Map 7.1). Khon Kaen province is located 450 kilometres northeast of Bangkok. The area covers 1,340,000 hectares of which 809,000 hectares or 60 per cent are utilized for agricultural cultivation, 218,000 hectares are forest, the rest of the 313,000 hectares are residential areas, water sources and others.
