India ranks as the fifth most polluted country globally in 2024, with dangerous air quality levels persisting despite some improvement, according to the latest World Air Quality Report by Swiss firm IQAir. The country’s average PM2.5 concentration stands at 50.6 micrograms per cubic meter – over 10 times higher than what the World Health Organization considers safe. Delhi: World’s Most Polluted Capital for Seven Years Running For the seventh consecutive year, New Delhi has retained its unenviable title as the world’s most polluted capital city. With PM2.5 levels of 91.8 µg/m³, Delhi residents breathe air nearly 18 times more polluted … Continue reading India’s Air Pollution Crisis: Top 5 Global Ranking, Delhi’s PM2.5 Levels 18x Over WHO Limits