Question raised in Rajya Sabha on Air pollution due to stubble burning, 25/11/2019. Stubble burning in Punjab, Haryana and Uttar Pradesh is considered as one of the contributors to the poor air quality in Delhi and NCR during the months of October and November along with local sources of emissions like industrial emissions, vehicular emissions, road and soil dust, construction and demolition activities and adverse meteorological conditions during early winter months. As per System of Air Quality and Weather Forecasting and Research (SAFAR) of Indian Institute of Tropical Meteorology, Pune, the estimated impact of stubble burning in PM 2.5 levels of Delhi ranged between 2% (07.11.2019) to 46% (31.10.2019).
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