As per data from Central Bureau of Health Intelligence (CBHI), State / Union Territory (UT) wise details of cases of Acute Respiratory Infection (ARI),in the country during the years 2016-2018 are given in Annexure. In January 2019, Government launched National Clean Air Programme (NCAP) to tackle the problem of air pollution in a comprehensive manner with targets to achieve 20 to 30 %reduction in PM10 and PM2.5 concentrations by 2024, keeping 2017 as base year.