Palau vs Tuvalu: Average annual exposure to PM2.5 air pollution
Palau
4.94 micrograms per cubic meter
in 2023
Tuvalu
5.22 micrograms per cubic meter
in 2023
Palau rank
187th
Tuvalu rank
186th
Average annual exposure to PM2.5 air pollution over time
- Palau
- Tuvalu
How they compare
Tuvalu currently reports 5.22 micrograms per cubic meter against 4.94 micrograms per cubic meter in Palau, a difference of 0.28 micrograms per cubic meter.
That makes Tuvalu's figure about 1.1 times Palau's.
The two have swapped places 11 times across 34 shared years of data; in 1990 it was Palau ahead.
Palau ranks 187th and Tuvalu ranks 186th of 200 countries.
Across the 4 decades both report, Palau averaged higher in 3 and Tuvalu in 1.
Head to head by decade
| Decade | Palau | Tuvalu | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 6.31 micrograms per cubic meter | 5.87 micrograms per cubic meter | 0.4406 micrograms per cubic meter | Palau |
| 2000s | 6.77 micrograms per cubic meter | 5.98 micrograms per cubic meter | 0.7894 micrograms per cubic meter | Palau |
| 2010s | 5.95 micrograms per cubic meter | 5.31 micrograms per cubic meter | 0.6408 micrograms per cubic meter | Palau |
| 2020s | 4.92 micrograms per cubic meter | 5.2 micrograms per cubic meter | 0.2813 micrograms per cubic meter | Tuvalu |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Palau or Tuvalu?
- Tuvalu, at 5.22 micrograms per cubic meter against 4.94 micrograms per cubic meter in Palau as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Palau and Tuvalu?
- 0.28 micrograms per cubic meter, with Tuvalu ahead.
- How many years of comparable data are there for Palau and Tuvalu?
- 34 years are reported by both, from 1990 to 2023.
- How do Palau and Tuvalu rank globally for average annual exposure to pm2.5 air pollution?
- Palau ranks 187th and Tuvalu ranks 186th 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.