Annual change in forest area in Guinea-Bissau
Guinea-Bissau: Annual change in forest area was -4,238 hectares in 2025. ▲ Rising
Annual change in forest area in Guinea-Bissau, 1991–2025
Source: Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data. Measured in hectares.
Analysis
Guinea-Bissau recorded -4,238 hectares for annual change in forest area in 2025. That is the highest value across all 35 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, annual change in forest area in Guinea-Bissau peaked at -4,238 hectares in 2011 and was at its lowest, -5,027 hectares, in 1991.
That places Guinea-Bissau 180th out of 235 countries with data for 2025, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 35 years of available data.
Annual change in forest area in Guinea-Bissau, year by year
| Year | hectares | Change |
|---|---|---|
| 1991 | -5,027 hectares | — |
| 1992 | -5,027 hectares | -0.0% |
| 1993 | -5,027 hectares | -0.0% |
| 1994 | -5,027 hectares | -0.0% |
| 1995 | -5,027 hectares | -0.0% |
| 1996 | -5,027 hectares | -0.0% |
| 1997 | -5,027 hectares | -0.0% |
| 1998 | -5,027 hectares | -0.0% |
| 1999 | -5,027 hectares | -0.0% |
| 2000 | -5,027 hectares | -0.0% |
| 2001 | -4,396 hectares | -12.6% |
| 2002 | -4,396 hectares | -0.0% |
| 2003 | -4,396 hectares | -0.0% |
| 2004 | -4,396 hectares | -0.0% |
| 2005 | -4,396 hectares | -0.0% |
| 2006 | -4,396 hectares | -0.0% |
| 2007 | -4,396 hectares | -0.0% |
| 2008 | -4,396 hectares | -0.0% |
| 2009 | -4,396 hectares | -0.0% |
| 2010 | -4,396 hectares | -0.0% |
| 2011 | -4,238 hectares | -3.6% |
| 2012 | -4,238 hectares | -0.0% |
| 2013 | -4,238 hectares | -0.0% |
| 2014 | -4,238 hectares | -0.0% |
| 2015 | -4,238 hectares | -0.0% |
| 2016 | -4,238 hectares | -0.0% |
| 2017 | -4,238 hectares | -0.0% |
| 2018 | -4,238 hectares | -0.0% |
| 2019 | -4,238 hectares | -0.0% |
| 2020 | -4,238 hectares | -0.0% |
| 2021 | -4,238 hectares | -0.0% |
| 2022 | -4,238 hectares | -0.0% |
| 2023 | -4,238 hectares | -0.0% |
| 2024 | -4,238 hectares | -0.0% |
| 2025 | -4,238 hectares | -0.0% |
Guinea-Bissau compared with similar countries
- Guinea-Bissau's -4,238 hectares is above the median for low income countries, which is -19,726 hectares, 21% of the median. (25 countries reporting)
- Guinea-Bissau's -4,238 hectares is above the median for Sub-Saharan Africa, which is -7,546 hectares, 56% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | -5,027 hectares | -5,027 hectares | -5,027 hectares | 9 |
| 2000s | -4,459 hectares | -5,027 hectares | -4,396 hectares | 10 |
| 2010s | -4,254 hectares | -4,396 hectares | -4,238 hectares | 10 |
| 2020s | -4,238 hectares | -4,238 hectares | -4,238 hectares | 6 |
Countries ranked near Guinea-Bissau
More environment data for Guinea-Bissau
- Historical exposure to drought — Land soil moisture anomaly -2.65 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -2.47 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.303 °C (2025)
- Temperature change 1.27 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 1.26 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate 0.4449 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is annual change in forest area in Guinea-Bissau?
- Annual change in forest area in Guinea-Bissau was -4,238 hectares 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 recorded in Guinea-Bissau?
- The highest recorded value was -4,238 hectares in 2011.
- What is the lowest annual change in forest area recorded in Guinea-Bissau?
- The lowest recorded value was -5,027 hectares in 1991.
- How does Guinea-Bissau rank for annual change in forest area?
- Guinea-Bissau ranks 180th out of 235 countries with data for 2025.
- Is annual change in forest area rising or falling in Guinea-Bissau?
- Over the last ten years it is unchanged. The long-run trend across the full record is rising.
- Where does this Guinea-Bissau 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. 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
Net change in forest area measures forest expansion (the sum of afforestation and natural expansion) minus deforestation.