According to the United Nations' most recent population projections, India will replace China as the world's most populous country in 2023 and will retain that title until 2100. According to the 2030 Water Resources Group, if we continue to consume water at the current rate, India will only have half the water it requires by 2030—a ten-year flashpoint. Only 4% of the limited freshwater resources exist. Freshwater sources are under heavy stress. Water demand continues to outstrip supply, and this is predicted to increase by 40% by 2030. Individuals all...