80 hotspots identified in Bengaluru where dominant pollutant PM2.5 exceeds critical thresholds: Study

Transport sector has emerged as the most dominant contributor of PM2.5 accounting to 39% in BUD region, whereas its share in BBMP region is 48%

source https://www.thehindu.com/news/national/karnataka/80-hotspots-identified-in-bengaluru-where-dominant-pollutant-pm25-exceeds-critical-thresholds-study/article68797056.ece