Costa Rica vs Sierra Leone: Share of global greenhouse gas emissions
Costa Rica
0.0%
in 2024
Sierra Leone
0.0%
in 2024
Costa Rica rank
135th
Sierra Leone rank
134th
Share of global greenhouse gas emissions over time
- Costa Rica
- Sierra Leone
How they compare
Sierra Leone currently reports 0.0% against 0.0% in Costa Rica, a difference of 0.0%.
That makes Sierra Leone's figure about 1.1 times Costa Rica's.
The two have swapped places 8 times across 175 shared years of data; in 1850 it was Sierra Leone ahead.
Costa Rica ranks 135th and Sierra Leone ranks 134th of 199 countries.
Across the 18 decades both report, Costa Rica averaged higher in 12 and Sierra Leone in 6.
Head to head by decade
| Decade | Costa Rica | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1850s | 0.1% | 1.0% | 0.9% | Sierra Leone |
| 1860s | 0.1% | 0.3% | 0.2% | Sierra Leone |
| 1870s | 0.1% | 0.1% | 0.0% | Sierra Leone |
| 1880s | 0.1% | 0.1% | 0.0% | Costa Rica |
| 1890s | 0.1% | 0.0% | 0.0% | Costa Rica |
| 1900s | 0.1% | 0.0% | 0.1% | Costa Rica |
| 1910s | 0.1% | 0.0% | 0.1% | Costa Rica |
| 1920s | 0.1% | 0.1% | 0.0% | Costa Rica |
| 1930s | 0.1% | 0.1% | 0.1% | Costa Rica |
| 1940s | 0.2% | 0.1% | 0.1% | Costa Rica |
| 1950s | 0.2% | 0.0% | 0.1% | Costa Rica |
| 1960s | 0.1% | 0.0% | 0.1% | Costa Rica |
| 1970s | 0.1% | 0.0% | 0.1% | Costa Rica |
| 1980s | 0.1% | 0.0% | 0.1% | Costa Rica |
| 1990s | 0.0% | 0.0% | 0.0% | Costa Rica |
| 2000s | 0.0% | 0.1% | 0.1% | Sierra Leone |
| 2010s | 0.0% | 0.0% | 0.0% | Sierra Leone |
| 2020s | 0.0% | 0.0% | 0.0% | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of global greenhouse gas emissions, Costa Rica or Sierra Leone?
- Sierra Leone, at 0.0% against 0.0% in Costa Rica as of 2024.
- What is the difference in share of global greenhouse gas emissions between Costa Rica and Sierra Leone?
- 0.0%, with Sierra Leone ahead.
- How many years of comparable data are there for Costa Rica and Sierra Leone?
- 175 years are reported by both, from 1850 to 2024.
- How do Costa Rica and Sierra Leone rank globally for share of global greenhouse gas emissions?
- Costa Rica ranks 135th and Sierra Leone ranks 134th of 199 countries.
- Where does this data come from?
- Jones et al. (2025) – with major processing by Our World in Data, published as Share of global greenhouse gas emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of the world's greenhouse gas emissions.