NEW DELHI, INDIA - OCTOBER 1: Water pollution due to immersion of Goddess Durga idols after the celebration of 9 day festival of Durga Puja at Yamuna River Bank near ISBT, on October 1, 2017 in New Delhi, India. As Durga Puja and Dussehra festivities concluded, rivers and lakes once again became more polluted following immersion of idols worshipped in puja pandals across cities. (Photo by Arvind Yadav/Hindustan Times )