Guyana vs Liberia: Average annual exposure to PM2.5 air pollution
Guyana
16.95 micrograms per cubic meter
in 2023
Liberia
17.92 micrograms per cubic meter
in 2023
Guyana rank
101st
Liberia rank
99th
Average annual exposure to PM2.5 air pollution over time
- Guyana
- Liberia
How they compare
Liberia currently reports 17.92 micrograms per cubic meter against 16.95 micrograms per cubic meter in Guyana, a difference of 0.97 micrograms per cubic meter.
That makes Liberia's figure about 1.1 times Guyana's.
The two have swapped places 7 times across 34 shared years of data; in 1990 it was Guyana ahead.
Guyana ranks 101st and Liberia ranks 99th of 200 countries.
Across the 4 decades both report, Guyana averaged higher in 2 and Liberia in 2.
Head to head by decade
| Decade | Guyana | Liberia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 24.55 micrograms per cubic meter | 17.63 micrograms per cubic meter | 6.92 micrograms per cubic meter | Guyana |
| 2000s | 21.98 micrograms per cubic meter | 19.46 micrograms per cubic meter | 2.52 micrograms per cubic meter | Guyana |
| 2010s | 17.15 micrograms per cubic meter | 19.03 micrograms per cubic meter | 1.89 micrograms per cubic meter | Liberia |
| 2020s | 17.32 micrograms per cubic meter | 17.99 micrograms per cubic meter | 0.6626 micrograms per cubic meter | Liberia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Guyana or Liberia?
- Liberia, at 17.92 micrograms per cubic meter against 16.95 micrograms per cubic meter in Guyana as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Guyana and Liberia?
- 0.97 micrograms per cubic meter, with Liberia ahead.
- How many years of comparable data are there for Guyana and Liberia?
- 34 years are reported by both, from 1990 to 2023.
- How do Guyana and Liberia rank globally for average annual exposure to pm2.5 air pollution?
- Guyana ranks 101st 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.