Cambodia vs Mexico: Exposure to outdoor air pollution
Cambodia
19 µg/m³
in 2024
Mexico
18.3 µg/m³
in 2024
Cambodia rank
92nd
Mexico rank
94th
Exposure to outdoor air pollution over time
- Cambodia
- Mexico
How they compare
Cambodia currently reports 19 µg/m³ against 18.3 µg/m³ in Mexico, a difference of 0.7 µg/m³.
The two have swapped places 7 times across 27 shared years of data; in 1998 it was Mexico ahead.
Cambodia ranks 92nd and Mexico ranks 94th of 241 countries.
Across the 4 decades both report, Cambodia averaged higher in 2 and Mexico in 2.
Head to head by decade
| Decade | Cambodia | Mexico | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 14.5 µg/m³ | 17.25 µg/m³ | 2.75 µg/m³ | Mexico |
| 2000s | 17.57 µg/m³ | 17.94 µg/m³ | 0.37 µg/m³ | Mexico |
| 2010s | 17.31 µg/m³ | 16.89 µg/m³ | 0.42 µg/m³ | Cambodia |
| 2020s | 19.04 µg/m³ | 17.26 µg/m³ | 1.78 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 Mexico?
- Cambodia, at 19 µg/m³ against 18.3 µg/m³ in Mexico as of 2024.
- What is the difference in exposure to outdoor air pollution between Cambodia and Mexico?
- 0.7 µg/m³, with Cambodia ahead.
- How many years of comparable data are there for Cambodia and Mexico?
- 27 years are reported by both, from 1998 to 2024.
- How do Cambodia and Mexico rank globally for exposure to outdoor air pollution?
- Cambodia ranks 92nd and Mexico ranks 94th 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.