Costa Rica vs Sri Lanka: Share of freshwater Key Biodiversity Areas that are protected
Costa Rica
42.7%
in 2025
Sri Lanka
43.9%
in 2025
Costa Rica rank
94th
Sri Lanka rank
91st
Share of freshwater Key Biodiversity Areas that are protected over time
- Costa Rica
- Sri Lanka
How they compare
Sri Lanka currently reports 43.9% against 42.7% in Costa Rica, a difference of 1.2%.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was Costa Rica ahead.
Costa Rica ranks 94th and Sri Lanka ranks 91st of 164 countries.
Across the 3 decades both report, Costa Rica averaged higher in 1 and Sri Lanka in 2.
Head to head by decade
| Decade | Costa Rica | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 40.0% | 35.4% | 4.6% | Costa Rica |
| 2010s | 42.6% | 42.8% | 0.2% | Sri Lanka |
| 2020s | 42.7% | 43.9% | 1.2% | Sri Lanka |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of freshwater key biodiversity areas that are protected, Costa Rica or Sri Lanka?
- Sri Lanka, at 43.9% against 42.7% in Costa Rica as of 2025.
- What is the difference in share of freshwater key biodiversity areas that are protected between Costa Rica and Sri Lanka?
- 1.2%, with Sri Lanka ahead.
- How many years of comparable data are there for Costa Rica and Sri Lanka?
- 26 years are reported by both, from 2000 to 2025.
- How do Costa Rica and Sri Lanka rank globally for share of freshwater key biodiversity areas that are protected?
- Costa Rica ranks 94th and Sri Lanka ranks 91st of 164 countries.
- Where does this data come from?
- BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data, published as Share of freshwater 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 Freshwater Key Biodiversity Areas (KBAs) covered by protected areas (%).