Abstract-Tourism in itself is a significant contributor to greenhouse emission, transport pollution, degradation of land, addition of solid and sewage waste and colossal ill effects on health of indigenous people. The tourist thus, though a pivotal attraction to the economy, simultaneously becomes its destructor. The study concerning PM 2.5 and PM 10 along with humidity level was conducted in early winter of 2015 to July, 2016 in and around new Delhi, a heritage city attracting innumerable tourist. the Present study has given a clear indication of correlation of both outdoor as well as indoor air pollution viz-a-viz human health. Both tourists and local residents frequent tourist places exposing themselves to particulate matter increasing their vulnerability to respiratory irritations (38%), headaches (24%), asthma (19%), irritable behavior (12%), Irritable Bowel Syndromes (9%). This fact is also supported by a data study projected by W.H.O. that attributes every 8th death in the world to air pollution. This paper deals with the aforesaid aspects, shortfalls in the enviro-legal framework of india embodied in the Air (Prevention and Control of Pollution) Act, 1981 and its execution to suggest methods to improve or remedy the situation have also been explored.Index Terms-Air pollution, tourism, environment, India, particulate matter I. INTRODUCTIONIndia being a developing country and an emerging economy has ancient cultural heritage attracts a huge number of tourists, on the other hand, tourism itself is a significant contributor to greenhouse gas emissions, transport pollution and waste generation. This paper deals with the evaluation of air pollution and its impact on human health as well as to explore the implementation of air pollution laws and suggested how to avoid pollution due to tourism and tourists from pollution. According to WHO, Delhi the capital of India was named as the worst for PM2.5 particles out of 1600 cities around the world with the value of 153 micrograms per cubic metre [1]. The study concerning PM 2.5 and PM 10 along with the humidity levels was conducted in the early winter of 2015 to June 2016 in and around the areas of Delhi. PM refers to the particulate matter consisting of solid particles and liquid droplets in the air. It is formed from the chemical reaction in the atmosphere and through fuel combustion like motor vehicles, industrial facilities, residential fireplaces, Manuscript received July 12, 2016; revised October 28, 2016. Alka S. Grover is with the Department of Chemistry, Dav College Chandigarh, India (e-mail: alkachemistry@hotmail.com).Meenu Wats is with the Department of Zoology, Dav College Chandigarh, India (e-mail: meenuwats@yahoo.co.in).Aanchal Wats is with Government Medical College, Patiala, India (e-mail: aanchalwats93@gmail.com).Adwiteya Grover is with Rajiv Gandhi National University of Law, Patiala, India (e-mail: adwiteyagrover@hotmail.com).wood stoves and agricultural burning [2].Tourism world over has been recognized as a major contributor of economy. It holds...