As the air quality in Delhi entered the second-worst severe category on Tuesday, Chief Minister Arvind Kejriwal appealed "with folded hands" to Punjab and Haryana to take concrete steps against stubble burning to prevent the national capital from turning into a "gas chamber". Punjab and Haryana have recorded an increase of at least 2,400 farm fires, a major contributor to the air pollution in Delhi, till October 27, government data shows.
