India, Dec. 29 -- Delhi's air quality on Monday morning was hazardous with the Air Quality Index recorded to be 403 as the national capital continues to breathe toxic air. Though Sunday started with AQI in the 'very poor' category, it worsened towards the end of the day as the Capital remained trapped under a combination of dense fog and high levels of pollution.

Some of the monitoring stations that recorded 400+ AQI on Monday morning include Anand Vihar (458), Ashok Vihar (430), Burari Crossing (401), Chandni Chowk (426), Jahangirpuri (439), Mundka (416), Narela (404), Okhla Phase-2 (411), according to the Central Pollution Control Board data.

As the air quality turned hazardous amid the continued dip since December 25, experts flagged...