Kathmandu, the largest urban hub of Nepal, has experienced acute shortages of drinking water since the urbanization sprawl. The main source of drinking water in most of the households has always been water pumped from underground sources. But, given the proliferation of settlers in the valley throughout the decades, the groundwater system has subsequently dried up. The city suffers from inadequacy of clean drinking water as most of the areas do not have regular water supply for a very long time. This has generated an interest towards the alternative source of water supply. Continue reading..