Iceland vs Nauru: Average annual exposure to PM2.5 air pollution
Iceland
4.93 micrograms per cubic meter
in 2023
Nauru
4.84 micrograms per cubic meter
in 2023
Iceland rank
188th
Nauru rank
189th
Average annual exposure to PM2.5 air pollution over time
- Iceland
- Nauru
How they compare
Iceland currently reports 4.93 micrograms per cubic meter against 4.84 micrograms per cubic meter in Nauru, a difference of 0.09 micrograms per cubic meter.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was Iceland ahead.
Iceland ranks 188th and Nauru ranks 189th of 200 countries.
Across the 4 decades both report, Iceland averaged higher in 3 and Nauru in 1.
Head to head by decade
| Decade | Iceland | Nauru | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 6.15 micrograms per cubic meter | 5.56 micrograms per cubic meter | 0.5901 micrograms per cubic meter | Iceland |
| 2000s | 5.64 micrograms per cubic meter | 5.35 micrograms per cubic meter | 0.2859 micrograms per cubic meter | Iceland |
| 2010s | 4.87 micrograms per cubic meter | 5.43 micrograms per cubic meter | 0.5613 micrograms per cubic meter | Nauru |
| 2020s | 5.02 micrograms per cubic meter | 4.38 micrograms per cubic meter | 0.6441 micrograms per cubic meter | Iceland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Iceland or Nauru?
- Iceland, at 4.93 micrograms per cubic meter against 4.84 micrograms per cubic meter in Nauru as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Iceland and Nauru?
- 0.09 micrograms per cubic meter, with Iceland ahead.
- How many years of comparable data are there for Iceland and Nauru?
- 34 years are reported by both, from 1990 to 2023.
- How do Iceland and Nauru rank globally for average annual exposure to pm2.5 air pollution?
- Iceland ranks 188th and Nauru ranks 189th 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.