Air quality in North India in general and Delhi National Capital Region (Delhi NCR) in particular plunged to its lowest point in recent years during October-November thanks to a variety of factors. Through media reports one comes to know that stubble burning (also called paddy straw burning/ Crop residue burning) is chiefly responsible for the public health crisis in India's capital and its nearby regions. Data accessed from the website...

-The Indian Express Stubble management machines, unlike tractors, lie idle for most time, making it an unviable investment “The machine works well, no doubt. But what’s the use if it runs for only 25-30 days and has to be parked in my shed for the rest of the year?” asks Palwinder Singh. The 50-year-old from Sahari village in Gurdaspur district and tehsil has not one, but three Happy Seeders. The first of...

-Down to Earth The system, which tracks crop burning using satellite data, can also forecast air pollution levels for next 72 hours The Union Ministry of Earth Sciences (MoES) has launched an advanced Air Quality Early Warning System, which can predict places neighbouring Delhi that are likely to burn Crop residue on a given day. The system, developed by Indian Institute of Tropical Meteorology, Pune, under MoES, uses data of stubble burning incidents...

-The Indian Express While we do not question the basic premise that air pollution has adverse health impact, we are sceptical about the figures quoted and the methodology adopted in estimating the cost. In the past three years, several studies have linked air pollution with health effects. For instance, the State of Global Air 2019, published by the Health Effects Institute (HEI), claimed exposure to outdoor and indoor air pollution contributed...

-Down to Earth Nasa’s satellite image showed at least 100 such incidents in Punjab in the last 72 hours Nasa satellite images recorded scores of farm fires across Punjab and Haryana in the last seven days, indicating that the stubble burning season has started in the two states. Several red dots, indicating stubble burning activity, were seen in the images, especially over the districts of Amritsar, Ludhiana and Patiala in Punjab, and Karnal,...