Montserrat vs Saint Helena: Year-on-year change in CO₂ emissions
Montserrat
983 tonnes
in 2024
Saint Helena
421 tonnes
in 2024
Montserrat rank
160th
Saint Helena rank
163rd
Year-on-year change in CO₂ emissions over time
- Montserrat
- Saint Helena
How they compare
Montserrat currently reports 983 tonnes against 421 tonnes in Saint Helena, a difference of 562 tonnes.
That makes Montserrat's figure about 2.3 times Saint Helena's.
The two have swapped places 26 times across 43 shared years of data; in 1982 it was Montserrat ahead.
Montserrat ranks 160th and Saint Helena ranks 163rd of 215 countries.
Across the 5 decades both report, Montserrat averaged higher in 4 and Saint Helena in 1.
Head to head by decade
| Decade | Montserrat | Saint Helena | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 1,374 tonnes | 0 tonnes | 1,374 tonnes | Montserrat |
| 1990s | 732.8 tonnes | 366.4 tonnes | 366.4 tonnes | Montserrat |
| 2000s | 732.8 tonnes | 0 tonnes | 732.8 tonnes | Montserrat |
| 2010s | -1,832 tonnes | 366.4 tonnes | 2,198 tonnes | Saint Helena |
| 2020s | 186.2 tonnes | -653 tonnes | 839.2 tonnes | Montserrat |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher year-on-year change in co₂ emissions, Montserrat or Saint Helena?
- Montserrat, at 983 tonnes against 421 tonnes in Saint Helena as of 2024.
- What is the difference in year-on-year change in co₂ emissions between Montserrat and Saint Helena?
- 562 tonnes, with Montserrat ahead.
- How many years of comparable data are there for Montserrat and Saint Helena?
- 43 years are reported by both, from 1982 to 2024.
- How do Montserrat and Saint Helena rank globally for year-on-year change in co₂ emissions?
- Montserrat ranks 160th and Saint Helena ranks 163rd of 215 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Year-on-year change in CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual growth in total emissions of carbon dioxide (CO₂), excluding land-use change, measured in tonnes.