Cumulative CO₂ emissions in Sierra Leone
Sierra Leone: Cumulative CO₂ emissions was 42.62 million tonnes in 2024. ◆ Volatile
Cumulative CO₂ emissions in Sierra Leone, 1950–2024
Source: Global Carbon Budget (2025) – with major processing by Our World in Data. Measured in tonnes.
Analysis
Sierra Leone recorded 42.62 million tonnes for cumulative co₂ emissions in 2024. That is the highest value across all 75 years on record.
That represents a change of up 3.5% on the previous year and up 41.0% over ten years.
Over the whole period, cumulative co₂ emissions in Sierra Leone peaked at 42.62 million tonnes in 2024 and was at its lowest, 157,552 tonnes, in 1950.
Sierra Leone ranks 165th of 215 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 924,794 tonnes | 157,552 tonnes | 1.92 million tonnes | 10 |
| 1960s | 4.12 million tonnes | 2.63 million tonnes | 6.21 million tonnes | 10 |
| 1970s | 9.82 million tonnes | 7.06 million tonnes | 12.48 million tonnes | 10 |
| 1980s | 15.88 million tonnes | 13.09 million tonnes | 18.31 million tonnes | 10 |
| 1990s | 20.21 million tonnes | 18.80 million tonnes | 21.24 million tonnes | 10 |
| 2000s | 23.68 million tonnes | 21.51 million tonnes | 25.94 million tonnes | 10 |
| 2010s | 30.86 million tonnes | 26.49 million tonnes | 35.69 million tonnes | 10 |
| 2020s | 39.77 million tonnes | 36.88 million tonnes | 42.62 million tonnes | 5 |
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)
- 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)
- Share of global CO₂ emissions vs. share of population 0.0% (2024)
Frequently asked questions
- What is cumulative co₂ emissions in Sierra Leone?
- Cumulative co₂ emissions in Sierra Leone was 42.62 million tonnes in 2024, according to Global Carbon Budget (2025) – with major processing by Our World in Data.
- What is the highest cumulative co₂ emissions recorded in Sierra Leone?
- The highest recorded value was 42.62 million tonnes in 2024.
- What is the lowest cumulative co₂ emissions recorded in Sierra Leone?
- The lowest recorded value was 157,552 tonnes in 1950.
- How does Sierra Leone rank for cumulative co₂ emissions?
- Sierra Leone ranks 165th out of 215 countries with data for 2024.
- Is cumulative co₂ emissions rising or falling in Sierra Leone?
- Over the last ten years it is up 41.0%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone data come from?
- The figures come from Global Carbon Budget (2025) – with major processing by Our World in Data, published as part of Cumulative CO₂ emissions. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 75 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Total cumulative emissions of carbon dioxide (CO₂), excluding land-use change, since the first year of available data, measured in tonnes.