Last winter, the Delhi-NCR suffered one of the worst bouts of pollution. The entire region was in the grip of haze and smog. Now, the dreadful pollution is back to the national capital and its nearby states. Meanwhile, recent satellite images from the NASA showed that farmers in Punjab and Haryana have started burning crop residue earlier this month.
On Sunday, the air quality in Delhi remained poor, as the overall air quality index (AQI) recorded at 10 am Sunday stood at 208 which falls in the poor category, according to Centre-run System of Air Quality and Weather Forecasting and