American Samoa vs Kiribati: Average annual exposure to PM2.5 air pollution
Average annual exposure to PM2.5 air pollution over time
- American Samoa
- Kiribati
How they compare
American Samoa currently reports 4.33 micrograms per cubic meter against 3.87 micrograms per cubic meter in Kiribati, a difference of 0.46 micrograms per cubic meter.
That makes American Samoa's figure about 1.1 times Kiribati's.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was American Samoa ahead.
American Samoa ranks 194th and Kiribati ranks 196th of 200 countries.
Across the 4 decades both report, American Samoa averaged higher in 1 and Kiribati in 3.
Head to head by decade
| Decade | American Samoa | Kiribati | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 4.74 micrograms per cubic meter | 4.78 micrograms per cubic meter | 0.0323 micrograms per cubic meter | Kiribati |
| 2000s | 4.7 micrograms per cubic meter | 4.92 micrograms per cubic meter | 0.2271 micrograms per cubic meter | Kiribati |
| 2010s | 4.26 micrograms per cubic meter | 4.5 micrograms per cubic meter | 0.2386 micrograms per cubic meter | Kiribati |
| 2020s | 4.22 micrograms per cubic meter | 3.78 micrograms per cubic meter | 0.4393 micrograms per cubic meter | American Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, American Samoa or Kiribati?
- American Samoa, at 4.33 micrograms per cubic meter against 3.87 micrograms per cubic meter in Kiribati as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between American Samoa and Kiribati?
- 0.46 micrograms per cubic meter, with American Samoa ahead.
- How many years of comparable data are there for American Samoa and Kiribati?
- 34 years are reported by both, from 1990 to 2023.
- How do American Samoa and Kiribati rank globally for average annual exposure to pm2.5 air pollution?
- American Samoa ranks 194th and Kiribati ranks 196th 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.