Cambodia vs Eswatini: Exposure to outdoor air pollution
Cambodia
19 µg/m³
in 2024
Eswatini
20 µg/m³
in 2024
Cambodia rank
92nd
Eswatini rank
89th
Exposure to outdoor air pollution over time
- Cambodia
- Eswatini
How they compare
Eswatini currently reports 20 µg/m³ against 19 µg/m³ in Cambodia, a difference of 1 µg/m³.
That makes Eswatini's figure about 1.1 times Cambodia's.
The two have swapped places 14 times across 27 shared years of data; in 1998 it was Eswatini ahead.
Cambodia ranks 92nd and Eswatini ranks 89th of 241 countries.
Across the 4 decades both report, Cambodia averaged higher in 2 and Eswatini in 2.
Head to head by decade
| Decade | Cambodia | Eswatini | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 14.5 µg/m³ | 20.25 µg/m³ | 5.75 µg/m³ | Eswatini |
| 2000s | 17.57 µg/m³ | 16.58 µg/m³ | 0.99 µg/m³ | Cambodia |
| 2010s | 17.31 µg/m³ | 17.5 µg/m³ | 0.19 µg/m³ | Eswatini |
| 2020s | 19.04 µg/m³ | 18.24 µg/m³ | 0.8 µg/m³ | Cambodia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher exposure to outdoor air pollution, Cambodia or Eswatini?
- Eswatini, at 20 µg/m³ against 19 µg/m³ in Cambodia as of 2024.
- What is the difference in exposure to outdoor air pollution between Cambodia and Eswatini?
- 1 µg/m³, with Eswatini ahead.
- How many years of comparable data are there for Cambodia and Eswatini?
- 27 years are reported by both, from 1998 to 2024.
- How do Cambodia and Eswatini rank globally for exposure to outdoor air pollution?
- Cambodia ranks 92nd and Eswatini ranks 89th 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.