Comoros vs Monaco: Exposure to outdoor air pollution
Comoros
10.5 µg/m³
in 2024
Monaco
10.7 µg/m³
in 2024
Comoros rank
161st
Monaco rank
158th
Exposure to outdoor air pollution over time
- Comoros
- Monaco
How they compare
Monaco currently reports 10.7 µg/m³ against 10.5 µg/m³ in Comoros, a difference of 0.2 µg/m³.
Across all 27 years both countries report, Monaco has been ahead every year.
Comoros ranks 161st and Monaco ranks 158th of 241 countries.
Monaco has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Comoros | Monaco | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 8.7 µg/m³ | 14.35 µg/m³ | 5.65 µg/m³ | Monaco |
| 2000s | 9.27 µg/m³ | 15.33 µg/m³ | 6.06 µg/m³ | Monaco |
| 2010s | 9.51 µg/m³ | 14.42 µg/m³ | 4.91 µg/m³ | Monaco |
| 2020s | 9.66 µg/m³ | 11.24 µg/m³ | 1.58 µg/m³ | Monaco |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher exposure to outdoor air pollution, Comoros or Monaco?
- Monaco, at 10.7 µg/m³ against 10.5 µg/m³ in Comoros as of 2024.
- What is the difference in exposure to outdoor air pollution between Comoros and Monaco?
- 0.2 µg/m³, with Monaco ahead.
- How many years of comparable data are there for Comoros and Monaco?
- 27 years are reported by both, from 1998 to 2024.
- How do Comoros and Monaco rank globally for exposure to outdoor air pollution?
- Comoros ranks 161st and Monaco ranks 158th 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.