New Delhi, Jan. 22 -- Delhi continued to grapple with 'very poor' air quality on Thursday morning, even as there was a marginal improvement in pollution levels, with the Air Quality Index (AQI) recorded at 312 around 7 am, according to data released by the Central Pollution Control Board (CPCB).

Although the AQI showed a slight improvement compared to Wednesday morning, when it stood at 341, pollution levels across the national capital remained firmly in the 'very poor' category. The prolonged deterioration in air quality continues to pose serious health concerns, especially for children, the elderly and those suffering from respiratory illnesses.

Several parts of the national capital recorded high pollution levels. As per CPCB, Anand V...