In Vietnam beside economic values, small hydropower plants caused various adverse impacts on the natural environmental (change in hydrological regimes, shortage in water at downstream; erosion; deforestation; damage of biodiversity and biological resources);......
In this paper the present state of the environment in the Middle Focal Economic Zone lasting from Thuathien – Hue to Binhdinh Provinces were briefly described. The main challenges in this zone are the increased water and air......