Sierra Leone vs Vatican: Share of CO₂ emissions covered by a carbon price
Sierra Leone
0.0%
in 2025
Vatican
0.0%
in 2025
Sierra Leone rank
50th
Vatican rank
50th
Share of CO₂ emissions covered by a carbon price over time
- Sierra Leone
- Vatican
How they compare
Sierra Leone currently reports 0.0% against 0.0% in Vatican, a difference of 0.0%.
Across all 37 years both countries report, Vatican has been ahead every year.
Sierra Leone ranks 50th and Vatican ranks 50th of 200 countries.
Head to head by decade
| Decade | Sierra Leone | Vatican | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.0% | 0.0% | 0.0% | — |
| 1990s | 0.0% | 0.0% | 0.0% | — |
| 2000s | 0.0% | 0.0% | 0.0% | — |
| 2010s | 0.0% | 0.0% | 0.0% | — |
| 2020s | 0.0% | 0.0% | 0.0% | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of co₂ emissions covered by a carbon price, Sierra Leone or Vatican?
- Sierra Leone, at 0.0% against 0.0% in Vatican as of 2025.
- What is the difference in share of co₂ emissions covered by a carbon price between Sierra Leone and Vatican?
- 0.0%, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Vatican?
- 37 years are reported by both, from 1989 to 2025.
- How do Sierra Leone and Vatican rank globally for share of co₂ emissions covered by a carbon price?
- Sierra Leone ranks 50th and Vatican ranks 50th of 200 countries.
- Where does this data come from?
- Dolphin and Merkle (2024) – with minor processing by Our World in Data, published as Share of CO₂ emissions covered by a carbon price. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Carbon dioxide emissions are included in this figure if they are covered by a carbon tax or trading system.