Till 2014, sanitation coverage in India was as low as 39 per cent, when Prime Minister Narendra Modi launched Swachh Bharat Mission. What has the world's largest sanitation initiative, to attain an Open Defecation Free (ODF) India achieved so far? Dr. Arumugam Kalimuthu, Executive Director, Water, Sanitation and Hygiene Institute, details out the impact of 'Swachh Bharat Mission 2.0' on public health, emphasising the need for sustainable practices.