The main purpose of celebrating this day is to ensure the availability of clean and safe water in all developed countries and also to focus on the importance of water conservation.
The celebration of World Water Day was started at the United Nations Conference on Environment and Development held in Rio de Janeiro in Brazil in the year 1992.
The Umngot River of Meghalaya has got the status of the cleanest river in the country (India). The water is so clear that sometimes it seems like boat is floating on the glass.