The national capital region has been choking because of alarming levels of air pollution since Diwali. While the air quality improved on Tuesday thanks to the odd-even scheme which came into force from November 4, it still remained in the 'severe' category with the AQI at 411 overall in the city.

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Here's a day-by-day account of NCR’s worsening air quality between October 2019 and November 2019.

First Published:Nov 5, 2019 11:20 AM IST