As November arrives, Delhi's atmosphere undergoes a drastic transformation. Gone are the days of sunny skies and pleasant strolls in parks. Instead, a thick layer of smog engulfs the city every winter, especially after Diwali, leaving residents gasping for air. The Air Quality Index (AQI) rises to alarming levels, with air quality often plummeting to ‘severe’ to ‘hazardous’ categories.

With the onset of winter, especially during Diwali and the following weeks, the air quality in Delhi and the National Capital Region (NCR) deteriorates every year. Every year, the air quality in Delhi-NCR deteriorates during Diwali and the winter season due to stubble burning, vehicular emissions and industrial pollution, among other factors. Bursting of firecrackers during Diwali is also a major contributo

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