Red List Index in Tanzania
Tanzania: Red List Index was 0.8 index in 2025. ▼ Falling
Latest (2025)
0.8 index
Change on year
unchanged
World rank
167th
of 247 countries
All-time high
0.85 index
in 1980
All-time low
0.8 index
in 2024
Years of data
46
1980–2025
Red List Index in Tanzania, 1980–2025
Source: BirdLife International and IUCN – processed by Our World in Data. Measured in index.
Analysis
Tanzania recorded 0.8 index for red list index in 2025. That is the lowest value across all 46 years on record.
Compared with earlier readings it is down 2.4% over ten years.
Over the whole period, red list index in Tanzania peaked at 0.85 index in 1980 and was at its lowest, 0.8 index, in 2024.
Tanzania ranks 167th of 247 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 46 years of available data.
Red List Index in Tanzania, year by year
| Year | index | Change |
|---|---|---|
| 1980 | 0.85 index | — |
| 1981 | 0.85 index | +0.0% |
| 1982 | 0.85 index | +0.0% |
| 1983 | 0.85 index | +0.0% |
| 1984 | 0.85 index | +0.0% |
| 1985 | 0.85 index | +0.0% |
| 1986 | 0.85 index | +0.0% |
| 1987 | 0.85 index | +0.0% |
| 1988 | 0.85 index | +0.0% |
| 1989 | 0.85 index | +0.0% |
| 1990 | 0.85 index | +0.0% |
| 1991 | 0.85 index | +0.0% |
| 1992 | 0.85 index | +0.0% |
| 1993 | 0.85 index | +0.0% |
| 1994 | 0.85 index | +0.0% |
| 1995 | 0.85 index | +0.0% |
| 1996 | 0.85 index | +0.0% |
| 1997 | 0.85 index | +0.0% |
| 1998 | 0.85 index | +0.0% |
| 1999 | 0.85 index | +0.0% |
| 2000 | 0.84 index | -1.2% |
| 2001 | 0.84 index | +0.0% |
| 2002 | 0.84 index | +0.0% |
| 2003 | 0.84 index | +0.0% |
| 2004 | 0.84 index | +0.0% |
| 2005 | 0.84 index | +0.0% |
| 2006 | 0.84 index | +0.0% |
| 2007 | 0.84 index | +0.0% |
| 2008 | 0.84 index | +0.0% |
| 2009 | 0.84 index | +0.0% |
| 2010 | 0.84 index | +0.0% |
| 2011 | 0.83 index | -1.2% |
| 2012 | 0.83 index | +0.0% |
| 2013 | 0.83 index | +0.0% |
| 2014 | 0.83 index | +0.0% |
| 2015 | 0.82 index | -1.2% |
| 2016 | 0.82 index | +0.0% |
| 2017 | 0.82 index | +0.0% |
| 2018 | 0.82 index | +0.0% |
| 2019 | 0.82 index | +0.0% |
| 2020 | 0.81 index | -1.2% |
| 2021 | 0.81 index | +0.0% |
| 2022 | 0.81 index | +0.0% |
| 2023 | 0.81 index | +0.0% |
| 2024 | 0.8 index | -1.2% |
| 2025 | 0.8 index | +0.0% |
Tanzania compared with similar countries
- Tanzania's 0.8 index is below the median for lower middle income countries, which is 0.88 index, 91% of the median. (47 countries reporting)
- Tanzania's 0.8 index is below the median for Sub-Saharan Africa, which is 0.92 index, 87% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.85 index | 0.85 index | 0.85 index | 10 |
| 1990s | 0.85 index | 0.85 index | 0.85 index | 10 |
| 2000s | 0.84 index | 0.84 index | 0.84 index | 10 |
| 2010s | 0.826 index | 0.82 index | 0.84 index | 10 |
| 2020s | 0.8067 index | 0.8 index | 0.81 index | 6 |
Countries ranked near Tanzania
- 167 British Indian Ocean Territory 0.8 index compare
- 167 Cayman Islands 0.8 index compare
- 167 Niue 0.8 index compare
- 167 Spain 0.8 index compare
- 167 Turks and Caicos Islands 0.8 index compare
More reference data data for Tanzania
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.6405 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 11.44 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 14.14 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.7582 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 14.14 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 2.15 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 1.26 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 59.37 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 72.45 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 4.13 (2050)
Frequently asked questions
- What is red list index in Tanzania?
- Red list index in Tanzania was 0.8 index in 2025, according to BirdLife International and IUCN – processed by Our World in Data.
- What is the highest red list index recorded in Tanzania?
- The highest recorded value was 0.85 index in 1980.
- What is the lowest red list index recorded in Tanzania?
- The lowest recorded value was 0.8 index in 2024.
- How does Tanzania rank for red list index?
- Tanzania ranks 167th out of 247 countries with data for 2025.
- Is red list index rising or falling in Tanzania?
- Over the last ten years it is down 2.4%. The long-run trend across the full record is falling.
- Where does this Tanzania data come from?
- The figures come from BirdLife International and IUCN – processed by Our World in Data, published as part of Red List Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 46 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Red List Index.