Greenhouse gas emissions by sector in Sierra Leone
Sierra Leone: Greenhouse gas emissions by sector was 4.11 million tonnes in 2023. ▲ Rising
Greenhouse gas emissions by sector in Sierra Leone, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for greenhouse gas emissions by sector in Sierra Leone is 4.11 million tonnes, measured in 2023.
Compared with earlier readings it is up 10.2% on the previous year and up 9.9% over ten years.
Over the whole period, greenhouse gas emissions by sector in Sierra Leone peaked at 4.47 million tonnes in 2018 and was at its lowest, 1.29 million tonnes, in 2000.
Sierra Leone ranks 115th of 193 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 34 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 1.87 million tonnes | 1.37 million tonnes | 2.15 million tonnes | 10 |
| 2000s | 2.42 million tonnes | 1.29 million tonnes | 3.63 million tonnes | 10 |
| 2010s | 3.71 million tonnes | 2.89 million tonnes | 4.47 million tonnes | 10 |
| 2020s | 3.90 million tonnes | 3.44 million tonnes | 4.30 million tonnes | 4 |
Countries ranked near Sierra Leone
More climate change data for Sierra Leone
- Share of global CO₂ emissions and population 0.2% (2100)
- Population growth 2.0% (2025)
- Population, total 8.82 million (2025)
- Urban population growth 3.3% (2025)
- Urban population 4.05 million (2025)
- Urban population 45.9% (2025)
- CO₂ emissions per capita vs. GDP per capita 0.166 tonnes per person (2024)
- Cumulative CO₂ emissions 42.62 million tonnes (2024)
- CO₂ emissions per capita 0.166 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 0.166 tonnes per person (2024)
Frequently asked questions
- What is greenhouse gas emissions by sector in Sierra Leone?
- Greenhouse gas emissions by sector in Sierra Leone was 4.11 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest greenhouse gas emissions by sector recorded in Sierra Leone?
- The highest recorded value was 4.47 million tonnes in 2018.
- What is the lowest greenhouse gas emissions by sector recorded in Sierra Leone?
- The lowest recorded value was 1.29 million tonnes in 2000.
- How does Sierra Leone rank for greenhouse gas emissions by sector?
- Sierra Leone ranks 115th out of 193 countries with data for 2023.
- Is greenhouse gas emissions by sector rising or falling in Sierra Leone?
- Over the last ten years it is up 9.9%. The long-run trend across the full record is rising.
- Where does this Sierra Leone data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of Greenhouse gas emissions by sector. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Emissions are measured in tonnes of carbon dioxide-equivalents.