Share of freshwater Key Biodiversity Areas that are protected in Tanzania, United Republic of
Tanzania, United Republic of: Share of freshwater Key Biodiversity Areas that are protected was 43.6% in 2025. ▲ Rising
Share of freshwater Key Biodiversity Areas that are protected in Tanzania, United Republic of, 2000–2025
Source: BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Measured in %.
Analysis
Tanzania, United Republic of recorded 43.6% for share of freshwater key biodiversity areas that are protected in 2025. That is the highest value across all 26 years on record.
That represents a change of up 22.9% over ten years.
Over the whole period, share of freshwater key biodiversity areas that are protected in Tanzania, United Republic of peaked at 43.6% in 2019 and was at its lowest, 29.9%, in 2000.
That places Tanzania, United Republic of 92nd out of 164 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently rising across the 26 years of available data.
Share of freshwater Key Biodiversity Areas that are protected in Tanzania, United Republic of, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 29.9% | — |
| 2001 | 31.3% | +4.9% |
| 2002 | 31.7% | +1.1% |
| 2003 | 31.7% | +0.0% |
| 2004 | 31.7% | +0.0% |
| 2005 | 31.7% | +0.2% |
| 2006 | 33.7% | +6.3% |
| 2007 | 35.4% | +5.0% |
| 2008 | 35.4% | +0.0% |
| 2009 | 35.5% | +0.2% |
| 2010 | 35.5% | +0.0% |
| 2011 | 35.5% | +0.0% |
| 2012 | 35.5% | +0.0% |
| 2013 | 35.5% | +0.1% |
| 2014 | 35.5% | +0.0% |
| 2015 | 35.5% | +0.0% |
| 2016 | 35.5% | +0.0% |
| 2017 | 35.5% | +0.0% |
| 2018 | 35.5% | +0.0% |
| 2019 | 43.6% | +22.9% |
| 2020 | 43.6% | +0.0% |
| 2021 | 43.6% | +0.0% |
| 2022 | 43.6% | +0.0% |
| 2023 | 43.6% | +0.0% |
| 2024 | 43.6% | +0.0% |
| 2025 | 43.6% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 32.8% | 29.9% | 35.5% | 10 |
| 2010s | 36.3% | 35.5% | 43.6% | 10 |
| 2020s | 43.6% | 43.6% | 43.6% | 6 |
Countries ranked near Tanzania, United Republic of
More environment data for Tanzania, United Republic of
- Historical exposure to drought — Land soil moisture anomaly -7.52 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -7.29 Percentage change (2025)
- Exposure to drought — Land soil moisture anomaly 3.52 Percentage change (2024)
- Exposure to drought — Cropland soil moisture anomaly 2.43 Percentage change (2024)
- Heating Degree Days 32.33 (2024)
- Cooling Degree Days 3,254 (2024)
- Total fisheries production 669,540 metric tons (2024)
- Capture fisheries production 530,933 metric tons (2024)
- Aquaculture production 138,607 metric tons (2024)
- Nitrous oxide (N2O) emissions from Waste 0.6753 Mt CO2e (2024)
Frequently asked questions
- What is share of freshwater key biodiversity areas that are protected in Tanzania, United Republic of?
- Share of freshwater key biodiversity areas that are protected in Tanzania, United Republic of was 43.6% in 2025, according to BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data.
- What is the highest share of freshwater key biodiversity areas that are protected recorded in Tanzania, United Republic of?
- The highest recorded value was 43.6% in 2019.
- What is the lowest share of freshwater key biodiversity areas that are protected recorded in Tanzania, United Republic of?
- The lowest recorded value was 29.9% in 2000.
- How does Tanzania, United Republic of rank for share of freshwater key biodiversity areas that are protected?
- Tanzania, United Republic of ranks 92nd out of 164 countries with data for 2025.
- Is share of freshwater key biodiversity areas that are protected rising or falling in Tanzania, United Republic of?
- Over the last ten years it is up 22.9%. The long-run trend across the full record is rising.
- Where does this Tanzania, United Republic of data come from?
- The figures come from BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data, published as part of Share of freshwater Key Biodiversity Areas that are protected. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 26 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average proportion of Freshwater Key Biodiversity Areas (KBAs) covered by protected areas (%).