Bulgaria vs United States of America: Average proportion of Freshwater Key Biodiversity Areas (KBAs)
Bulgaria
98.7%
in 2025
United States of America
30.6%
in 2025
Bulgaria rank
13th
United States of America rank
13th
Average proportion of Freshwater Key Biodiversity Areas (KBAs) over time
- Bulgaria
- United States of America
How they compare
Bulgaria currently reports 98.7% against 30.6% in United States of America, a difference of 68.1%.
That makes Bulgaria's figure about 3.2 times United States of America's.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was United States of America ahead.
Bulgaria ranks 13th and United States of America ranks 13th of 174 countries.
Bulgaria has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Bulgaria | United States of America | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 49.6% | 25.5% | 24.0% | Bulgaria |
| 2010s | 95.7% | 29.5% | 66.2% | Bulgaria |
| 2020s | 98.7% | 30.6% | 68.1% | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average proportion of freshwater key biodiversity areas (kbas), Bulgaria or United States of America?
- Bulgaria, at 98.7% against 30.6% in United States of America as of 2025.
- What is the difference in average proportion of freshwater key biodiversity areas (kbas) between Bulgaria and United States of America?
- 68.1%, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and United States of America?
- 26 years are reported by both, from 2000 to 2025.
- How do Bulgaria and United States of America rank globally for average proportion of freshwater key biodiversity areas (kbas)?
- Bulgaria ranks 13th and United States of America ranks 13th 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.