Environmental and Socioeconomic Benefit and Limitations of Water Harvesting Techniques in Semiarid Regions

The effect of water scarcity can be devastated and if we are to preserve water supply for future generations, a proven methods to maintain the hydrological balance and the biological function of the ecosystem should be adopted. By harnessing innovative technologies and improving indigenous ones, efforts must be made to effectively manage this water sources and to ensure they remains pollution free. At the rate in which India's population is increasing, it is said that India surely Replace china from its number one position of must densely populated country of the world after 2030. These will lead to high rate of consumption most valuable natural resources 'Water' resulting in augmentation of pressures on the permitted freshwater resources. Ancient method of damming river and transporting water to urban area has its own issues of internal trouble of social and political. In order to conserve and meet our daily demand of water requirement, we need to think for alternative cost effective and relatively easier technological method conserving water.