Annual change in forest area as a share of forest area in Tanzania
Tanzania: Annual change in forest area as a share of forest area was -1.1% in 2025. ▼ Falling
Annual change in forest area as a share of forest area in Tanzania, 1991–2025
Source: Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data. Measured in %.
Analysis
Tanzania recorded -1.1% for annual change in forest area as a share of forest area in 2025. That is the lowest value across all 35 years on record.
That represents a change of down 1.1% on the previous year and down 29.0% over ten years.
Over the whole period, annual change in forest area as a share of forest area in Tanzania peaked at -0.7% in 1991 and was at its lowest, -1.1%, in 2025.
Tanzania ranks 214th of 228 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 35 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | -0.7% | -0.7% | -0.7% | 9 |
| 2000s | -0.8% | -0.8% | -0.7% | 10 |
| 2010s | -0.9% | -1.0% | -0.8% | 10 |
| 2020s | -1.1% | -1.1% | -1.0% | 6 |
Countries ranked near Tanzania
More environment data for Tanzania
- Total greenhouse gas emissions excluding LULUCF 102.53 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 1.5 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 43.66 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 5.56 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 6.87 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0.0551 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 59.72 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0.0064 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.0605 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 3.51 Mt CO2e (2024)
Frequently asked questions
- What is annual change in forest area as a share of forest area in Tanzania?
- Annual change in forest area as a share of forest area in Tanzania was -1.1% in 2025, according to Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data.
- What is the highest annual change in forest area as a share of forest area recorded in Tanzania?
- The highest recorded value was -0.7% in 1991.
- What is the lowest annual change in forest area as a share of forest area recorded in Tanzania?
- The lowest recorded value was -1.1% in 2025.
- How does Tanzania rank for annual change in forest area as a share of forest area?
- Tanzania ranks 214th out of 228 countries with data for 2025.
- Is annual change in forest area as a share of forest area rising or falling in Tanzania?
- Over the last ten years it is down 29.0%. The long-run trend across the full record is falling.
- Where does this Tanzania data come from?
- The figures come from Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data, published as part of Annual change in forest area as a share of forest area. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 35 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Annual net change in forest area measures forest expansion (the sum of afforestation and natural expansion) minus deforestation.