Scientific Implications of Wastewater Treatment Knowledge in the Community Around the Palian River Region, Trang Province

Abstract

     This paper examines knowledge in relation to wastewater treatment in local community along the Palian River in Trang Province by employing environmental techniques within the perimeter of scientific knowledge. Environmental techniques include four major steps i.e, ecological values, law of change, recovery techniques and environmental sustainability auditing. Key player of this study is local people with experience and knowledgeable on wastewater in the communities of interest. The results suggest that knowledge in community wastewater treatment explained through its scientific implication included infiltration and absorption by soil, infiltration and uptake by plant, decomposition by microbial, oxygenation into water and soil, infusion of wastewater in river, sedimentation, osmoregulation, mixing of freshwater and seawater, and overturn of water.