Water is a valuable natural resource that is essential to all aspects of life on Mother Earth In fact, our planet is covered by 70% of water, but only 3% of the total water is in the form of freshwater, and again two-thirds of that is in the form of glaciers or is unavailable for our use. Presently, 1.1 billion people globally lack access to good drinking water resources, and another 2.7 billion find water scarce for at least one month of the year.

With growing urban population and land use changes, water scarcity will be exacerbated, and also with climate change and bio-energy...