Top 5 Most Polluted Countries in 2024 |
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Based on Annual Average PM2.5 Concentrations | |||
Rank | Country | PM2.5 Level (µg/m³) | Times Higher than WHO Guideline |
1 | Chad | 91.8 | 18× |
2 | Bangladesh | 78 | 15× |
3 | Pakistan | 73.7 | 14× |
4 | Democratic Republic of the Congo | 58.2 | 11× |
5 | India | 50.6 | 10× |
Source: IQAir – World Air Quality Report 2024 |