Per capita nitrous oxide emissions in Sierra Leone
Sierra Leone: Per capita nitrous oxide emissions was 0.169 tonnes of CO₂ equivalents per person in 2024. ▲ Rising
Latest (2024)
0.169 tonnes of CO₂ equivalents per person
Change on year
up 2.5%
World rank
156th
of 201 countries
All-time high
0.2888 tonnes of CO₂ equivalents per person
in 1950
All-time low
0.0484 tonnes of CO₂ equivalents per person
in 1850
Years of data
175
1850–2024
Per capita nitrous oxide emissions in Sierra Leone, 1850–2024
Source: Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data. Measured in tonnes of CO₂ equivalents per person.
Analysis
Sierra Leone recorded 0.169 tonnes of CO₂ equivalents per person for per capita nitrous oxide emissions in 2024.
Compared with earlier readings it is up 2.5% on the previous year and down 18.2% over ten years.
Over the whole period, per capita nitrous oxide emissions in Sierra Leone peaked at 0.2888 tonnes of CO₂ equivalents per person in 1950 and was at its lowest, 0.0484 tonnes of CO₂ equivalents per person, in 1850.
That places Sierra Leone 156th out of 201 countries with data for 2024, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 175 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1850s | 0.0506 tonnes of CO₂ equivalents per person | 0.0484 tonnes of CO₂ equivalents per person | 0.052 tonnes of CO₂ equivalents per person | 10 |
| 1860s | 0.0513 tonnes of CO₂ equivalents per person | 0.0507 tonnes of CO₂ equivalents per person | 0.052 tonnes of CO₂ equivalents per person | 10 |
| 1870s | 0.0577 tonnes of CO₂ equivalents per person | 0.0505 tonnes of CO₂ equivalents per person | 0.0664 tonnes of CO₂ equivalents per person | 10 |
| 1880s | 0.0673 tonnes of CO₂ equivalents per person | 0.067 tonnes of CO₂ equivalents per person | 0.0674 tonnes of CO₂ equivalents per person | 10 |
| 1890s | 0.0713 tonnes of CO₂ equivalents per person | 0.0697 tonnes of CO₂ equivalents per person | 0.0732 tonnes of CO₂ equivalents per person | 10 |
| 1900s | 0.0763 tonnes of CO₂ equivalents per person | 0.0736 tonnes of CO₂ equivalents per person | 0.0793 tonnes of CO₂ equivalents per person | 10 |
| 1910s | 0.0902 tonnes of CO₂ equivalents per person | 0.0801 tonnes of CO₂ equivalents per person | 0.1026 tonnes of CO₂ equivalents per person | 10 |
| 1920s | 0.1128 tonnes of CO₂ equivalents per person | 0.1048 tonnes of CO₂ equivalents per person | 0.1179 tonnes of CO₂ equivalents per person | 10 |
| 1930s | 0.108 tonnes of CO₂ equivalents per person | 0.0993 tonnes of CO₂ equivalents per person | 0.117 tonnes of CO₂ equivalents per person | 10 |
| 1940s | 0.1883 tonnes of CO₂ equivalents per person | 0.0983 tonnes of CO₂ equivalents per person | 0.2861 tonnes of CO₂ equivalents per person | 10 |
| 1950s | 0.2431 tonnes of CO₂ equivalents per person | 0.1928 tonnes of CO₂ equivalents per person | 0.2888 tonnes of CO₂ equivalents per person | 10 |
| 1960s | 0.204 tonnes of CO₂ equivalents per person | 0.1893 tonnes of CO₂ equivalents per person | 0.2105 tonnes of CO₂ equivalents per person | 10 |
| 1970s | 0.2072 tonnes of CO₂ equivalents per person | 0.1863 tonnes of CO₂ equivalents per person | 0.2257 tonnes of CO₂ equivalents per person | 10 |
| 1980s | 0.1934 tonnes of CO₂ equivalents per person | 0.1654 tonnes of CO₂ equivalents per person | 0.2277 tonnes of CO₂ equivalents per person | 10 |
| 1990s | 0.1749 tonnes of CO₂ equivalents per person | 0.1443 tonnes of CO₂ equivalents per person | 0.1953 tonnes of CO₂ equivalents per person | 10 |
| 2000s | 0.1741 tonnes of CO₂ equivalents per person | 0.1315 tonnes of CO₂ equivalents per person | 0.2382 tonnes of CO₂ equivalents per person | 10 |
| 2010s | 0.1905 tonnes of CO₂ equivalents per person | 0.159 tonnes of CO₂ equivalents per person | 0.212 tonnes of CO₂ equivalents per person | 10 |
| 2020s | 0.1659 tonnes of CO₂ equivalents per person | 0.1597 tonnes of CO₂ equivalents per person | 0.1696 tonnes of CO₂ equivalents per person | 5 |
Countries ranked near Sierra Leone
- 153 Niue 0.1753 tonnes of CO₂ equivalents per person compare
- 154 Algeria 0.1733 tonnes of CO₂ equivalents per person compare
- 155 Papua New Guinea 0.1709 tonnes of CO₂ equivalents per person compare
- 157 Cape Verde 0.1678 tonnes of CO₂ equivalents per person compare
- 158 Barbados 0.1665 tonnes of CO₂ equivalents per person compare
- 159 Syria 0.1648 tonnes of CO₂ equivalents per person compare
More reference data data for Sierra Leone
- Spring temperature anomalies 0.1247 °C (2026)
- Summer temperature anomalies 0.8874 °C (2026)
- Temperature anomalies by month 0.2824 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.1314 °C (2025)
- Winter temperature anomalies 0.1178 °C (2025)
- Consumer price index 771.75 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is per capita nitrous oxide emissions in Sierra Leone?
- Per capita nitrous oxide emissions in Sierra Leone was 0.169 tonnes of CO₂ equivalents per person in 2024, according to Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data.
- What is the highest per capita nitrous oxide emissions recorded in Sierra Leone?
- The highest recorded value was 0.2888 tonnes of CO₂ equivalents per person in 1950.
- What is the lowest per capita nitrous oxide emissions recorded in Sierra Leone?
- The lowest recorded value was 0.0484 tonnes of CO₂ equivalents per person in 1850.
- How does Sierra Leone rank for per capita nitrous oxide emissions?
- Sierra Leone ranks 156th out of 201 countries with data for 2024.
- Is per capita nitrous oxide emissions rising or falling in Sierra Leone?
- Over the last ten years it is down 18.2%. The long-run trend across the full record is rising.
- Where does this Sierra Leone data come from?
- The figures come from Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data, published as part of Per capita nitrous oxide emissions. 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 per person of carbon dioxide-equivalents over a 100-year timescale.