It is important to meet air quality standards in Delhi on time: PM2.5 burden can reduce by 20% by 2040 September 9, 2026 by Samira Vishwas It is important to meet air quality standards in Delhi on time: PM2.5 burden can reduce by 20% by 2040 – Read Home State Delhi/NCR It is important to meet air quality standards in Delhi on time: PM2.5 burden can reduce by 20% by 2040