Comoros vs Saint Lucia: Exposure to outdoor air pollution
Comoros
10.5 µg/m³
in 2024
Saint Lucia
10.4 µg/m³
in 2024
Comoros rank
161st
Saint Lucia rank
164th
Exposure to outdoor air pollution over time
- Comoros
- Saint Lucia
How they compare
Comoros currently reports 10.5 µg/m³ against 10.4 µg/m³ in Saint Lucia, a difference of 0.1 µg/m³.
The two have swapped places 11 times across 27 shared years of data; in 1998 it was Saint Lucia ahead.
Comoros ranks 161st and Saint Lucia ranks 164th of 241 countries.
Saint Lucia has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Comoros | Saint Lucia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 8.7 µg/m³ | 10.25 µg/m³ | 1.55 µg/m³ | Saint Lucia |
| 2000s | 9.27 µg/m³ | 9.57 µg/m³ | 0.3 µg/m³ | Saint Lucia |
| 2010s | 9.51 µg/m³ | 9.98 µg/m³ | 0.47 µg/m³ | Saint Lucia |
| 2020s | 9.66 µg/m³ | 10.34 µg/m³ | 0.68 µg/m³ | Saint Lucia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher exposure to outdoor air pollution, Comoros or Saint Lucia?
- Comoros, at 10.5 µg/m³ against 10.4 µg/m³ in Saint Lucia as of 2024.
- What is the difference in exposure to outdoor air pollution between Comoros and Saint Lucia?
- 0.1 µg/m³, with Comoros ahead.
- How many years of comparable data are there for Comoros and Saint Lucia?
- 27 years are reported by both, from 1998 to 2024.
- How do Comoros and Saint Lucia rank globally for exposure to outdoor air pollution?
- Comoros ranks 161st and Saint Lucia ranks 164th 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.