51 million tonnes of coal, three routes, and a state on its way to become a coal corridor. The Indian Express travels through all three routes to find soot covered homes, a lethal cocktail of respiratory ailments, and a ruined ecosystem. At Mormugao Port, by 2020, the black mountain will rise almost three kilometers into the sky. Official records estimate this will rise to 50 million tonnes by 2013. (Source: Express Photograph Amit Chakravarthy)

READ/Full coverage Coal on move, 25 tonnes a minute, is choking Goa, more is on the way