New Delhi, Oct 20 (PTI) With people across the national capital celebrating Diwali with fireworks on Monday night, Delhi’s air quality deteriorated, with most of the monitoring stations marked in the ‘red zone’.

The Supreme Court court had allowed the bursting of green firecrackers between 8 pm and 10 pm on the festival day, but the celebrations continued well past the allotted time.

Thirty-six out of 38 monitoring stations recorded pollution levels in the ‘red zone’, indicating ‘very poor’ to ‘severe’ air quality across Delhi. Show Full Article

At 10 pm, the city’s overall air quality index (AQI) was ‘very poor’ at 344, with four stations reporting ‘severe’ air quality (above 400).

According to the SAMEER app developed by the Central Pollution Control Board (CPCB), the four stations w

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