Iran vs Japan: Protected area coverage of marine key biodiversity areas
Iran
67.2%
in 2025
Japan
66.2%
in 2025
Iran rank
54th
Japan rank
57th
Protected area coverage of marine key biodiversity areas over time
- Iran
- Japan
How they compare
Iran currently reports 67.2% against 66.2% in Japan, a difference of 1.0%.
Across all 26 years both countries report, Iran has been ahead every year.
Iran ranks 54th and Japan ranks 57th of 190 countries.
Iran has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Iran | Japan | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 66.2% | 22.4% | 43.8% | Iran |
| 2010s | 67.2% | 47.8% | 19.4% | Iran |
| 2020s | 67.2% | 63.9% | 3.4% | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher protected area coverage of marine key biodiversity areas, Iran or Japan?
- Iran, at 67.2% against 66.2% in Japan as of 2025.
- What is the difference in protected area coverage of marine key biodiversity areas between Iran and Japan?
- 1.0%, with Iran ahead.
- How many years of comparable data are there for Iran and Japan?
- 26 years are reported by both, from 2000 to 2025.
- How do Iran and Japan rank globally for protected area coverage of marine key biodiversity areas?
- Iran ranks 54th and Japan ranks 57th of 190 countries.
- Where does this data come from?
- BirdLife International, IUCN and UNEP-WCMC β processed by Our World in Data, published as Protected area coverage of marine key biodiversity areas. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average proportion of Marine Key Biodiversity Areas (KBAs) covered by protected areas (%).