A world without water is nearly impossible to conceive, but not untruthful. It has become a solid fact that many countries will be facing acute water shortage by the next year. Without water, life shall die out and there is no substitute for this precious resource. Moreover, there is no question about where this crisis originated, that is, from humans.
The Yamuna river flows through northern India and is one of the main tributaries of the Ganges. It is considered as a holy river by many people. Surely, a river given such a status would be maintained? In the year 1909, the waters of the Yamuna were a distinguishable blue. Now, just over a century later, this river has turned black with pollutants and foamy with toxins.