Costa Rica vs United Republic of Tanzania: Average proportion of Freshwater Key Biodiversity Areas (KBAs)
Costa Rica
42.7%
in 2025
United Republic of Tanzania
43.6%
in 2025
Costa Rica rank
98th
United Republic of Tanzania rank
96th
Average proportion of Freshwater Key Biodiversity Areas (KBAs) over time
- Costa Rica
- United Republic of Tanzania
How they compare
United Republic of Tanzania currently reports 43.6% against 42.7% in Costa Rica, a difference of 0.9%.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was Costa Rica ahead.
Costa Rica ranks 98th and United Republic of Tanzania ranks 96th of 174 countries.
Across the 3 decades both report, Costa Rica averaged higher in 2 and United Republic of Tanzania in 1.
Head to head by decade
| Decade | Costa Rica | United Republic of Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 40.0% | 32.8% | 7.2% | Costa Rica |
| 2010s | 42.6% | 36.3% | 6.3% | Costa Rica |
| 2020s | 42.7% | 43.6% | 1.0% | United Republic of Tanzania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average proportion of freshwater key biodiversity areas (kbas), Costa Rica or United Republic of Tanzania?
- United Republic of Tanzania, at 43.6% against 42.7% in Costa Rica as of 2025.
- What is the difference in average proportion of freshwater key biodiversity areas (kbas) between Costa Rica and United Republic of Tanzania?
- 0.9%, with United Republic of Tanzania ahead.
- How many years of comparable data are there for Costa Rica and United Republic of Tanzania?
- 26 years are reported by both, from 2000 to 2025.
- How do Costa Rica and United Republic of Tanzania rank globally for average proportion of freshwater key biodiversity areas (kbas)?
- Costa Rica ranks 98th and United Republic of Tanzania ranks 96th of 174 countries.
- Where does this data come from?
- United Nations Statistics Division, SDG Global Database, published as Average proportion of Freshwater Key Biodiversity Areas (KBAs) covered by protected areas (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.