An environmental survey done by Yale University based on EPI (Environment Performance Index), Delhi is ranked as the most polluted city in the world. Delhi is worse than Bejing on EPI standards. Every two persons out of five have respiratory disease. Pollution is creating a lot of health issues in India.
Delhi world’s most polluted city, India slips in green index - Hindustan Times
Delhi world’s most polluted city, India slips in green index - Hindustan Times