Botswana vs San Marino: Average annual exposure to PM2.5 air pollution
Botswana
13.24 micrograms per cubic meter
in 2023
San Marino
12.74 micrograms per cubic meter
in 2023
Botswana rank
134th
San Marino rank
137th
Average annual exposure to PM2.5 air pollution over time
- Botswana
- San Marino
How they compare
Botswana currently reports 13.24 micrograms per cubic meter against 12.74 micrograms per cubic meter in San Marino, a difference of 0.5 micrograms per cubic meter.
The two have swapped places 11 times across 34 shared years of data; in 1990 it was San Marino ahead.
Botswana ranks 134th and San Marino ranks 137th of 200 countries.
Across the 4 decades both report, Botswana averaged higher in 1 and San Marino in 3.
Head to head by decade
| Decade | Botswana | San Marino | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 17.18 micrograms per cubic meter | 20.74 micrograms per cubic meter | 3.55 micrograms per cubic meter | San Marino |
| 2000s | 17.4 micrograms per cubic meter | 17.93 micrograms per cubic meter | 0.5316 micrograms per cubic meter | San Marino |
| 2010s | 15.89 micrograms per cubic meter | 14.74 micrograms per cubic meter | 1.15 micrograms per cubic meter | Botswana |
| 2020s | 13.48 micrograms per cubic meter | 13.56 micrograms per cubic meter | 0.0732 micrograms per cubic meter | San Marino |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Botswana or San Marino?
- Botswana, at 13.24 micrograms per cubic meter against 12.74 micrograms per cubic meter in San Marino as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Botswana and San Marino?
- 0.5 micrograms per cubic meter, with Botswana ahead.
- How many years of comparable data are there for Botswana and San Marino?
- 34 years are reported by both, from 1990 to 2023.
- How do Botswana and San Marino rank globally for average annual exposure to pm2.5 air pollution?
- Botswana ranks 134th and San Marino ranks 137th 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.