Niue vs Saint Helena: Year-on-year change in CO₂ emissions
Niue
334 tonnes
in 2024
Saint Helena
421 tonnes
in 2024
Niue rank
165th
Saint Helena rank
163rd
Year-on-year change in CO₂ emissions over time
- Niue
- Saint Helena
How they compare
Saint Helena currently reports 421 tonnes against 334 tonnes in Niue, a difference of 87 tonnes.
That makes Saint Helena's figure about 1.3 times Niue's.
The two have swapped places 15 times across 43 shared years of data; in 1982 it was Niue ahead.
Niue ranks 165th and Saint Helena ranks 163rd of 215 countries.
Across the 5 decades both report, Niue averaged higher in 1 and Saint Helena in 1.
Head to head by decade
| Decade | Niue | Saint Helena | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0 tonnes | 0 tonnes | 0 tonnes | — |
| 1990s | 366.4 tonnes | 366.4 tonnes | 0 tonnes | — |
| 2000s | -366.4 tonnes | 0 tonnes | 366.4 tonnes | Saint Helena |
| 2010s | 366.4 tonnes | 366.4 tonnes | 0 tonnes | — |
| 2020s | 59.8 tonnes | -653 tonnes | 712.8 tonnes | Niue |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher year-on-year change in co₂ emissions, Niue or Saint Helena?
- Saint Helena, at 421 tonnes against 334 tonnes in Niue as of 2024.
- What is the difference in year-on-year change in co₂ emissions between Niue and Saint Helena?
- 87 tonnes, with Saint Helena ahead.
- How many years of comparable data are there for Niue and Saint Helena?
- 43 years are reported by both, from 1982 to 2024.
- How do Niue and Saint Helena rank globally for year-on-year change in co₂ emissions?
- Niue ranks 165th 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.