Colombia vs Liberia: Average annual exposure to PM2.5 air pollution
Colombia
18.36 micrograms per cubic meter
in 2023
Liberia
17.92 micrograms per cubic meter
in 2023
Colombia rank
98th
Liberia rank
99th
Average annual exposure to PM2.5 air pollution over time
- Colombia
- Liberia
How they compare
Colombia currently reports 18.36 micrograms per cubic meter against 17.92 micrograms per cubic meter in Liberia, a difference of 0.44 micrograms per cubic meter.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was Colombia ahead.
Colombia ranks 98th and Liberia ranks 99th of 200 countries.
Colombia has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Colombia | Liberia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 30.06 micrograms per cubic meter | 17.63 micrograms per cubic meter | 12.43 micrograms per cubic meter | Colombia |
| 2000s | 23.58 micrograms per cubic meter | 19.46 micrograms per cubic meter | 4.11 micrograms per cubic meter | Colombia |
| 2010s | 19.17 micrograms per cubic meter | 19.03 micrograms per cubic meter | 0.1351 micrograms per cubic meter | Colombia |
| 2020s | 18.26 micrograms per cubic meter | 17.99 micrograms per cubic meter | 0.2748 micrograms per cubic meter | Colombia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Colombia or Liberia?
- Colombia, at 18.36 micrograms per cubic meter against 17.92 micrograms per cubic meter in Liberia as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Colombia and Liberia?
- 0.44 micrograms per cubic meter, with Colombia ahead.
- How many years of comparable data are there for Colombia and Liberia?
- 34 years are reported by both, from 1990 to 2023.
- How do Colombia and Liberia rank globally for average annual exposure to pm2.5 air pollution?
- Colombia ranks 98th and Liberia ranks 99th of 200 countries.
- Where does this data come from?
- Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as Average annual exposure to PM2.5 air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.