To spray water is not only solution. After nearly 30 years of boasting about how potential they are, India today accounted only for 2 % of world manufacturing activity share according to published data from the United Nations. Modi’s policies has caused considerable damage and disruption to the economy as India’s GDP sharply decline to today’s 5.5 %. India is still a very small and poor economy, its total GDP, based on international nominal exchange rate IMF, is merely 2 trillion US dollars that is smaller than UK, France, and merely small fraction of US's 18 trillion, yet is the most polluted country.

http://www.japantimes.co.jp/opinion/2017/07/06/commentary/world-commentary/modis-actions-fail-live-words/#.WYcTM4jyuM9

http://money.cnn.com/2017/05/31/news/economy/india-gdp-growth-q4/index.html