Brunei vs Iran: Share of terrestrial Key Biodiversity Areas that are protected
Brunei
41.7%
in 2025
Iran
41.2%
in 2025
Brunei rank
137th
Iran rank
138th
Share of terrestrial Key Biodiversity Areas that are protected over time
- Brunei
- Iran
How they compare
Brunei currently reports 41.7% against 41.2% in Iran, a difference of 0.5%.
Across all 26 years both countries report, Brunei has been ahead every year.
Brunei ranks 137th and Iran ranks 138th of 240 countries.
Brunei has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Brunei | Iran | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 41.7% | 39.1% | 2.6% | Brunei |
| 2010s | 41.7% | 40.1% | 1.6% | Brunei |
| 2020s | 41.7% | 41.2% | 0.4% | Brunei |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of terrestrial key biodiversity areas that are protected, Brunei or Iran?
- Brunei, at 41.7% against 41.2% in Iran as of 2025.
- What is the difference in share of terrestrial key biodiversity areas that are protected between Brunei and Iran?
- 0.5%, with Brunei ahead.
- How many years of comparable data are there for Brunei and Iran?
- 26 years are reported by both, from 2000 to 2025.
- How do Brunei and Iran rank globally for share of terrestrial key biodiversity areas that are protected?
- Brunei ranks 137th and Iran ranks 138th of 240 countries.
- Where does this data come from?
- BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data, published as Share of terrestrial Key Biodiversity Areas that are protected. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average proportion of Terrestrial Key Biodiversity Areas (KBAs) covered by protected areas (%).