<span style="color: #222222;">The air quality in the national capital has improved significantly from severe category due to light rain yesterday and increase in the wind speed. <br />''<br />''Currently, the air pollution level in Delhi is in poor category. According to the Central Pollution Control Board, the city's air quality index was recorded 300 at 9 AM. An Air Quality Index between 201 and 300 is considered poor, 301 to 400 very poor and 401 to 500 severe.</span><br />