Guam vs Micronesia (country): Exposure to outdoor air pollution
Exposure to outdoor air pollution over time
- Guam
- Micronesia (country)
How they compare
Micronesia (country) currently reports 2.3 µg/m³ against 1.9 µg/m³ in Guam, a difference of 0.4 µg/m³.
That makes Micronesia (country)'s figure about 1.2 times Guam's.
The two have swapped places 4 times across 27 shared years of data; in 1998 it was Micronesia (country) ahead.
Guam ranks 239th and Micronesia (country) ranks 238th of 241 countries.
Micronesia (country) has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Guam | Micronesia (country) | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 1.9 µg/m³ | 2.7 µg/m³ | 0.8 µg/m³ | Micronesia (country) |
| 2000s | 2.55 µg/m³ | 2.86 µg/m³ | 0.31 µg/m³ | Micronesia (country) |
| 2010s | 2.83 µg/m³ | 3.08 µg/m³ | 0.25 µg/m³ | Micronesia (country) |
| 2020s | 2.2 µg/m³ | 2.62 µg/m³ | 0.42 µg/m³ | Micronesia (country) |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher exposure to outdoor air pollution, Guam or Micronesia (country)?
- Micronesia (country), at 2.3 µg/m³ against 1.9 µg/m³ in Guam as of 2024.
- What is the difference in exposure to outdoor air pollution between Guam and Micronesia (country)?
- 0.4 µg/m³, with Micronesia (country) ahead.
- How many years of comparable data are there for Guam and Micronesia (country)?
- 27 years are reported by both, from 1998 to 2024.
- How do Guam and Micronesia (country) rank globally for exposure to outdoor air pollution?
- Guam ranks 239th and Micronesia (country) ranks 238th of 241 countries.
- Where does this data come from?
- SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data, published as Exposure to outdoor air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual population-weighted average concentration of fine particulate matter (PM2.5) in the air, measured in micrograms per cubic meter (µg/m³). Fine particulate matter (PM2.5) are particles with a diameter of 2.5 micrometers or less, which can pose significant health risks.