What is the difference in share of freshwater key biodiversity areas that are protected between Iran, Islamic Republic of and Viet Nam?

0.0%, with Iran, Islamic Republic of ahead.

How many years of comparable data are there for Iran, Islamic Republic of and Viet Nam?

26 years are reported by both, from 2000 to 2025.

Iran, Islamic Republic of vs Viet Nam: Share of freshwater Key Biodiversity Areas that are protected

Iran, Islamic Republic of

38.2%

in 2025

Viet Nam

38.2%

in 2025

Iran, Islamic Republic of rank

103rd

Viet Nam rank

104th

Share of freshwater Key Biodiversity Areas that are protected over time

Iran, Islamic Republic of
Viet Nam

How they compare

Iran, Islamic Republic of currently reports 38.2% against 38.2% in Viet Nam, a difference of 0.0%.

The two have swapped places 2 times across 26 shared years of data; in 2000 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 103rd and Viet Nam ranks 104th of 164 countries.

Iran, Islamic Republic of has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Iran, Islamic Republic of	Viet Nam	Difference	Ahead
2000s	35.5%	25.2%	10.3%	Iran, Islamic Republic of
2010s	37.1%	35.6%	1.5%	Iran, Islamic Republic of
2020s	38.2%	38.2%	0.0%	Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of freshwater key biodiversity areas that are protected, Iran, Islamic Republic of or Viet Nam?: Iran, Islamic Republic of, at 38.2% against 38.2% in Viet Nam as of 2025.
What is the difference in share of freshwater key biodiversity areas that are protected between Iran, Islamic Republic of and Viet Nam?: 0.0%, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Viet Nam?: 26 years are reported by both, from 2000 to 2025.
How do Iran, Islamic Republic of and Viet Nam rank globally for share of freshwater key biodiversity areas that are protected?: Iran, Islamic Republic of ranks 103rd and Viet Nam ranks 104th 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.

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Iran, Islamic Republic of vs Viet Nam: Share of freshwater Key Biodiversity Areas that are protected. Statizoid, drawing on BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Retrieved 09 September 2026, from https://environment.statizoid.com/compare/proportion-of-important-sites-for-freshwater-biodiversity-covered-by-protected-areas/iran-islamic-rep/viet-nam/

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About this data

Indicator: Share of freshwater Key Biodiversity Areas that are protected
Unit: %
Source: BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 164 places, 4,264 data points, 2000–2025
Last refreshed: 28 August 2026

Average proportion of Freshwater Key Biodiversity Areas (KBAs) covered by protected areas (%).