Bulgaria vs Kazakhstan: Average annual exposure to PM2.5 air pollution
Bulgaria
19.68 micrograms per cubic meter
in 2023
Kazakhstan
19.6 micrograms per cubic meter
in 2023
Bulgaria rank
87th
Kazakhstan rank
88th
Average annual exposure to PM2.5 air pollution over time
- Bulgaria
- Kazakhstan
How they compare
Bulgaria currently reports 19.68 micrograms per cubic meter against 19.6 micrograms per cubic meter in Kazakhstan, a difference of 0.08 micrograms per cubic meter.
The two have swapped places 2 times across 34 shared years of data; in 1990 it was Bulgaria ahead.
Bulgaria ranks 87th and Kazakhstan ranks 88th of 200 countries.
Bulgaria has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Bulgaria | Kazakhstan | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 29.96 micrograms per cubic meter | 18.84 micrograms per cubic meter | 11.12 micrograms per cubic meter | Bulgaria |
| 2000s | 29.13 micrograms per cubic meter | 18.57 micrograms per cubic meter | 10.56 micrograms per cubic meter | Bulgaria |
| 2010s | 24.04 micrograms per cubic meter | 20.46 micrograms per cubic meter | 3.58 micrograms per cubic meter | Bulgaria |
| 2020s | 20.83 micrograms per cubic meter | 19.87 micrograms per cubic meter | 0.961 micrograms per cubic meter | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Bulgaria or Kazakhstan?
- Bulgaria, at 19.68 micrograms per cubic meter against 19.6 micrograms per cubic meter in Kazakhstan as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Bulgaria and Kazakhstan?
- 0.08 micrograms per cubic meter, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Kazakhstan?
- 34 years are reported by both, from 1990 to 2023.
- How do Bulgaria and Kazakhstan rank globally for average annual exposure to pm2.5 air pollution?
- Bulgaria ranks 87th and Kazakhstan ranks 88th 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.