Sierra Leone vs Thailand: Annual carbon dioxide emissions
Sierra Leone
18.36 million
in 2026
Thailand
18.72 million
in 2026
Sierra Leone rank
33rd
Thailand rank
32nd
Annual carbon dioxide emissions over time
- Sierra Leone
- Thailand
How they compare
Thailand currently reports 18.72 million against 18.36 million in Sierra Leone, a difference of 353,100.
The two have swapped places 5 times across 24 shared years of data; in 2003 it was Sierra Leone ahead.
Sierra Leone ranks 33rd and Thailand ranks 32nd of 248 countries.
Sierra Leone has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Sierra Leone | Thailand | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 45.58 million | 33.53 million | 12.05 million | Sierra Leone |
| 2010s | 51.57 million | 22.19 million | 29.37 million | Sierra Leone |
| 2020s | 29.29 million | 11.16 million | 18.12 million | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual carbon dioxide emissions, Sierra Leone or Thailand?
- Thailand, at 18.72 million against 18.36 million in Sierra Leone as of 2026.
- What is the difference in annual carbon dioxide emissions between Sierra Leone and Thailand?
- 353,100, with Thailand ahead.
- How many years of comparable data are there for Sierra Leone and Thailand?
- 24 years are reported by both, from 2003 to 2026.
- How do Sierra Leone and Thailand rank globally for annual carbon dioxide emissions?
- Sierra Leone ranks 33rd and Thailand ranks 32nd of 248 countries.
- Where does this data come from?
- Our World in Data, published as Annual carbon dioxide emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.