Nauru vs Samoa: Particulate matter exposure in 1990 vs. 2017
Nauru
4.84 micrograms per cubic meter
in 2023
Samoa
4.58 micrograms per cubic meter
in 2023
Nauru rank
189th
Samoa rank
192nd
Particulate matter exposure in 1990 vs. 2017 over time
- Nauru
- Samoa
How they compare
Nauru currently reports 4.84 micrograms per cubic meter against 4.58 micrograms per cubic meter in Samoa, a difference of 0.26 micrograms per cubic meter.
That makes Nauru's figure about 1.1 times Samoa's.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was Nauru ahead.
Nauru ranks 189th and Samoa ranks 192nd of 200 countries.
Across the 4 decades both report, Nauru averaged higher in 3 and Samoa in 1.
Head to head by decade
| Decade | Nauru | Samoa | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 5.56 micrograms per cubic meter | 4.94 micrograms per cubic meter | 0.6216 micrograms per cubic meter | Nauru |
| 2000s | 5.35 micrograms per cubic meter | 5 micrograms per cubic meter | 0.3462 micrograms per cubic meter | Nauru |
| 2010s | 5.43 micrograms per cubic meter | 4.62 micrograms per cubic meter | 0.8124 micrograms per cubic meter | Nauru |
| 2020s | 4.38 micrograms per cubic meter | 4.52 micrograms per cubic meter | 0.1433 micrograms per cubic meter | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher particulate matter exposure in 1990 vs. 2017, Nauru or Samoa?
- Nauru, at 4.84 micrograms per cubic meter against 4.58 micrograms per cubic meter in Samoa as of 2023.
- What is the difference in particulate matter exposure in 1990 vs. 2017 between Nauru and Samoa?
- 0.26 micrograms per cubic meter, with Nauru ahead.
- How many years of comparable data are there for Nauru and Samoa?
- 34 years are reported by both, from 1990 to 2023.
- How do Nauru and Samoa rank globally for particulate matter exposure in 1990 vs. 2017?
- Nauru ranks 189th and Samoa ranks 192nd 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 Particulate matter exposure in 1990 vs. 2017. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population-weighted average level of exposure to concentrations of suspended particles measuring less than 2.5 microns in diameter. Exposure is measured in micrograms per cubic meter (µg/m³).