Benin vs Senegal: Average annual exposure to PM2.5 air pollution
Benin
39.66 micrograms per cubic meter
in 2023
Senegal
41.65 micrograms per cubic meter
in 2023
Benin rank
24th
Senegal rank
21st
Average annual exposure to PM2.5 air pollution over time
- Benin
- Senegal
How they compare
Senegal currently reports 41.65 micrograms per cubic meter against 39.66 micrograms per cubic meter in Benin, a difference of 1.99 micrograms per cubic meter.
That makes Senegal's figure about 1.1 times Benin's.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was Senegal ahead.
Benin ranks 24th and Senegal ranks 21st of 200 countries.
Senegal has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Benin | Senegal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 42.71 micrograms per cubic meter | 46.28 micrograms per cubic meter | 3.57 micrograms per cubic meter | Senegal |
| 2000s | 39.77 micrograms per cubic meter | 41.61 micrograms per cubic meter | 1.84 micrograms per cubic meter | Senegal |
| 2010s | 37.24 micrograms per cubic meter | 41.95 micrograms per cubic meter | 4.71 micrograms per cubic meter | Senegal |
| 2020s | 40.87 micrograms per cubic meter | 41 micrograms per cubic meter | 0.1265 micrograms per cubic meter | Senegal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Benin or Senegal?
- Senegal, at 41.65 micrograms per cubic meter against 39.66 micrograms per cubic meter in Benin as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Benin and Senegal?
- 1.99 micrograms per cubic meter, with Senegal ahead.
- How many years of comparable data are there for Benin and Senegal?
- 34 years are reported by both, from 1990 to 2023.
- How do Benin and Senegal rank globally for average annual exposure to pm2.5 air pollution?
- Benin ranks 24th and Senegal ranks 21st of 200 countries.
- Where does this data come from?
- Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as Average annual exposure to PM2.5 air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.