Greenhouse gas emissions by gas in Sierra Leone
Sierra Leone: Greenhouse gas emissions by gas was 1.46 million tonnes of CO₂ equivalents in 2024. ◆ Volatile
Latest (2024)
1.46 million tonnes of CO₂ equivalents
Change on year
up 4.7%
World rank
131st
of 201 countries
All-time high
1.49 million tonnes of CO₂ equivalents
in 2015
All-time low
37,838 tonnes of CO₂ equivalents
in 1850
Years of data
175
1850–2024
Greenhouse gas emissions by gas in Sierra Leone, 1850–2024
Source: Jones et al. (2025) – with major processing by Our World in Data. Measured in tonnes of CO₂ equivalents.
Analysis
In 2024, greenhouse gas emissions by gas in Sierra Leone stood at 1.46 million tonnes of CO₂ equivalents.
The figure is up 4.7% on the previous year and up 2.8% over ten years.
Over the whole period, greenhouse gas emissions by gas in Sierra Leone peaked at 1.49 million tonnes of CO₂ equivalents in 2015 and was at its lowest, 37,838 tonnes of CO₂ equivalents, in 1850.
Sierra Leone ranks 131st of 201 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1850s | 40,443 tonnes of CO₂ equivalents | 37,838 tonnes of CO₂ equivalents | 42,528 tonnes of CO₂ equivalents | 10 |
| 1860s | 43,458 tonnes of CO₂ equivalents | 42,755 tonnes of CO₂ equivalents | 44,145 tonnes of CO₂ equivalents | 10 |
| 1870s | 52,427 tonnes of CO₂ equivalents | 44,324 tonnes of CO₂ equivalents | 62,225 tonnes of CO₂ equivalents | 10 |
| 1880s | 65,705 tonnes of CO₂ equivalents | 63,336 tonnes of CO₂ equivalents | 67,750 tonnes of CO₂ equivalents | 10 |
| 1890s | 75,048 tonnes of CO₂ equivalents | 70,943 tonnes of CO₂ equivalents | 79,582 tonnes of CO₂ equivalents | 10 |
| 1900s | 86,525 tonnes of CO₂ equivalents | 80,705 tonnes of CO₂ equivalents | 92,914 tonnes of CO₂ equivalents | 10 |
| 1910s | 109,747 tonnes of CO₂ equivalents | 94,500 tonnes of CO₂ equivalents | 128,412 tonnes of CO₂ equivalents | 10 |
| 1920s | 152,156 tonnes of CO₂ equivalents | 132,410 tonnes of CO₂ equivalents | 169,311 tonnes of CO₂ equivalents | 10 |
| 1930s | 167,565 tonnes of CO₂ equivalents | 164,150 tonnes of CO₂ equivalents | 170,898 tonnes of CO₂ equivalents | 10 |
| 1940s | 348,832 tonnes of CO₂ equivalents | 165,259 tonnes of CO₂ equivalents | 563,016 tonnes of CO₂ equivalents | 10 |
| 1950s | 511,020 tonnes of CO₂ equivalents | 430,886 tonnes of CO₂ equivalents | 577,542 tonnes of CO₂ equivalents | 10 |
| 1960s | 501,293 tonnes of CO₂ equivalents | 429,338 tonnes of CO₂ equivalents | 559,227 tonnes of CO₂ equivalents | 10 |
| 1970s | 610,564 tonnes of CO₂ equivalents | 543,949 tonnes of CO₂ equivalents | 673,815 tonnes of CO₂ equivalents | 10 |
| 1980s | 696,225 tonnes of CO₂ equivalents | 650,712 tonnes of CO₂ equivalents | 769,026 tonnes of CO₂ equivalents | 10 |
| 1990s | 736,800 tonnes of CO₂ equivalents | 623,167 tonnes of CO₂ equivalents | 815,170 tonnes of CO₂ equivalents | 10 |
| 2000s | 942,854 tonnes of CO₂ equivalents | 590,798 tonnes of CO₂ equivalents | 1.34 million tonnes of CO₂ equivalents | 10 |
| 2010s | 1.32 million tonnes of CO₂ equivalents | 1.07 million tonnes of CO₂ equivalents | 1.49 million tonnes of CO₂ equivalents | 10 |
| 2020s | 1.37 million tonnes of CO₂ equivalents | 1.26 million tonnes of CO₂ equivalents | 1.46 million tonnes of CO₂ equivalents | 5 |
Countries ranked near Sierra Leone
- 128 Rwanda 1.61 million tonnes of CO₂ equivalents compare
- 129 Jordan 1.47 million tonnes of CO₂ equivalents compare
- 130 Bosnia and Herzegovina 1.46 million tonnes of CO₂ equivalents compare
- 132 Oman 1.42 million tonnes of CO₂ equivalents compare
- 133 Singapore 1.34 million tonnes of CO₂ equivalents compare
- 134 Trinidad and Tobago 1.33 million tonnes of CO₂ equivalents compare
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 gas in Sierra Leone?
- Greenhouse gas emissions by gas in Sierra Leone was 1.46 million tonnes of CO₂ equivalents in 2024, according to Jones et al. (2025) – with major processing by Our World in Data.
- What is the highest greenhouse gas emissions by gas recorded in Sierra Leone?
- The highest recorded value was 1.49 million tonnes of CO₂ equivalents in 2015.
- What is the lowest greenhouse gas emissions by gas recorded in Sierra Leone?
- The lowest recorded value was 37,838 tonnes of CO₂ equivalents in 1850.
- How does Sierra Leone rank for greenhouse gas emissions by gas?
- Sierra Leone ranks 131st out of 201 countries with data for 2024.
- Is greenhouse gas emissions by gas rising or falling in Sierra Leone?
- Over the last ten years it is up 2.8%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone data come from?
- The figures come from Jones et al. (2025) – with major processing by Our World in Data, published as part of Greenhouse gas emissions by gas. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 175 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in tonnes of carbon dioxide-equivalents over a 100-year timescale.