AAP MLA and Delhi environment minister Gopal Rai blamed surge in farm fires and people bursting firecrackers on purpose for capital's worsening air quality. The Babarpur MLA alleged that BJP made people burst firecrackers on Diwali.

from Times of India https://timesofindia.indiatimes.com/city/delhi/bjp-behind-people-bursting-firecrackers-in-delhi-gopal-rai/articleshow/87537207.cms