New Delhi, Jan. 20 -- Delhi continued to grapple with its air pollution crisis on Tuesday morning with the overall Air Quality Index (AQI) recorded at 397 at 7 am, placing the national capital's air in the 'very poor' category.

According to data released by the Central Pollution Control Board (CPCB), while there was a marginal improvement compared to Monday morning, when the AQI was in the 'severe' category at 418.

Several areas in Delhi reported alarmingly high AQI levels. Anand Vihar and Ashok Vihar both recorded AQI readings of 444, while Wazirpur registered 446. Other pollution hotspots included Punjabi Bagh (437), RK Puram (421), Bawana (418), ITO (414), Chandni Chowk (412) and Dwarka Sector 8 (412). All these locations fell in the...