An IRS officer by profession, Rohit Mehra, who is currently posted as Additional Commissioner Income Tax, Amritsar has dedicated a part of his life working towards sustainability and the environment. Mr Mehra's aim is to give back to the mother Earth with his various initiatives - from building vertical gardens with single-use plastic bottle to seed bombs to creating a hospital for trees. As we celebrate Van Mahotsav week, NDTV-Dettol Banega Swasth India salutes The 'Green Man of India'.