Decoding air pollution concerns in Delhi-NCR - The Hindu

In Delhi's National Capital Region (NCR), vehicular emission is the primary source of air pollution, especially in terms of fine particulate matter (PM2.5) and toxic gases such as carbon monoxide, benzene and nitrogen oxides. Unfortunately, officials, un-official agencies, citizens and the higher judiciary have held stubble burning farmers of neighbouring Punjab and Haryana responsible for Delhi's deteriorating air quality.The principle widely recognised to determine liability for polluted water, air and land is the 'polluter pays principle' (PPP) which envisages that the person or firm who damages the environment must bear the cost of such damage. In Vellore Citizens Welfare Forum vs Union Of India and Ors.