Delhi Is World's Most Polluted Capital—But How Deep Does PM2.5 Penetrate Human Body?

Delhi Is The Most Polluted Capital City In The World-How Does Air Pollution Impact Health

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Updated Mar 15, 2025 | 02:18 PM IST

SummaryWHO data show that almost all of the global population (99%) breathe air that exceeds WHO guideline limits and contains high levels of pollutants.

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