Economy India’s worst water crisis could be its best opportunity to address challenges, writes H. Subramaniam Updated : June 24, 2019 07:30 AM IST The government focus on the need to improve water use efficiency by atleast 20 percent. India extracts more ground water than the United States and China put together. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.