Cameroon vs Saudi Arabia: Exposure to outdoor air pollution
Cameroon
51.5 µg/m³
in 2024
Saudi Arabia
50.4 µg/m³
in 2024
Cameroon rank
6th
Saudi Arabia rank
7th
Exposure to outdoor air pollution over time
- Cameroon
- Saudi Arabia
How they compare
Cameroon currently reports 51.5 µg/m³ against 50.4 µg/m³ in Saudi Arabia, a difference of 1.1 µg/m³.
The two have swapped places 4 times across 27 shared years of data; in 1998 it was Cameroon ahead.
Cameroon ranks 6th and Saudi Arabia ranks 7th of 241 countries.
Across the 4 decades both report, Cameroon averaged higher in 1 and Saudi Arabia in 3.
Head to head by decade
| Decade | Cameroon | Saudi Arabia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 49.35 µg/m³ | 42.1 µg/m³ | 7.25 µg/m³ | Cameroon |
| 2000s | 49.92 µg/m³ | 50.63 µg/m³ | 0.71 µg/m³ | Saudi Arabia |
| 2010s | 52.21 µg/m³ | 57.04 µg/m³ | 4.83 µg/m³ | Saudi Arabia |
| 2020s | 51.04 µg/m³ | 55.5 µg/m³ | 4.46 µg/m³ | Saudi Arabia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher exposure to outdoor air pollution, Cameroon or Saudi Arabia?
- Cameroon, at 51.5 µg/m³ against 50.4 µg/m³ in Saudi Arabia as of 2024.
- What is the difference in exposure to outdoor air pollution between Cameroon and Saudi Arabia?
- 1.1 µg/m³, with Cameroon ahead.
- How many years of comparable data are there for Cameroon and Saudi Arabia?
- 27 years are reported by both, from 1998 to 2024.
- How do Cameroon and Saudi Arabia rank globally for exposure to outdoor air pollution?
- Cameroon ranks 6th and Saudi Arabia ranks 7th 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.