Comoros vs Spain: Average annual exposure to PM2.5 air pollution
Comoros
10.17 micrograms per cubic meter
in 2023
Spain
10.08 micrograms per cubic meter
in 2023
Comoros rank
154th
Spain rank
155th
Average annual exposure to PM2.5 air pollution over time
- Comoros
- Spain
How they compare
Comoros currently reports 10.17 micrograms per cubic meter against 10.08 micrograms per cubic meter in Spain, a difference of 0.09 micrograms per cubic meter.
The two have swapped places 7 times across 34 shared years of data; in 1990 it was Spain ahead.
Comoros ranks 154th and Spain ranks 155th of 200 countries.
Across the 4 decades both report, Comoros averaged higher in 1 and Spain in 3.
Head to head by decade
| Decade | Comoros | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 10.44 micrograms per cubic meter | 16.28 micrograms per cubic meter | 5.85 micrograms per cubic meter | Spain |
| 2000s | 11.83 micrograms per cubic meter | 14.82 micrograms per cubic meter | 2.99 micrograms per cubic meter | Spain |
| 2010s | 10.66 micrograms per cubic meter | 11.01 micrograms per cubic meter | 0.3491 micrograms per cubic meter | Spain |
| 2020s | 10.59 micrograms per cubic meter | 10.59 micrograms per cubic meter | 0.0047 micrograms per cubic meter | Comoros |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Comoros or Spain?
- Comoros, at 10.17 micrograms per cubic meter against 10.08 micrograms per cubic meter in Spain as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Comoros and Spain?
- 0.09 micrograms per cubic meter, with Comoros ahead.
- How many years of comparable data are there for Comoros and Spain?
- 34 years are reported by both, from 1990 to 2023.
- How do Comoros and Spain rank globally for average annual exposure to pm2.5 air pollution?
- Comoros ranks 154th and Spain ranks 155th 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.