... agriculture adding the expanding population force Long An province to confront water environmental problems. The beginning of the rainy season is the problematic period. The main concern in the village ... of the Mekong river, especially in Southern Vietnam, lowest part of the Mekong River Basin. While most of Vietnamese farmers in MD use water from the rivers and canals for their daily drinking, ... complexity of water related problems including not only flood in the wet season but acid sulfate water, saline intrusion, lack of clean water in the dry season. Water environmental conservation...