The air pollution in parts of Delhi was 30 times the World Health Organisation (WHO) prescribed limit, after people burst firecrackers across the city on Sunday night, the day of Deepavali, despite a ban on all forms of firecrackers, according to Delhi Pollution Control Committee (DPCC) data.
In the early hours of Monday, the air pollution was over 66 times the WHO limit in many places, but gradually came down.
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