Nauru vs Tonga: Cumulative CO₂ emissions from oil
Nauru
5.07 million tonnes
in 2024
Tonga
4.92 million tonnes
in 2024
Nauru rank
200th
Tonga rank
201st
Cumulative CO₂ emissions from oil over time
- Nauru
- Tonga
How they compare
Nauru currently reports 5.07 million tonnes against 4.92 million tonnes in Tonga, a difference of 151,800 tonnes.
The two have swapped places 1 time across 61 shared years of data; in 1964 it was Tonga ahead.
Nauru ranks 200th and Tonga ranks 201st of 215 countries.
Across the 7 decades both report, Nauru averaged higher in 6 and Tonga in 1.
Head to head by decade
| Decade | Nauru | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 129,461 tonnes | 158,773 tonnes | 29,312 tonnes | Tonga |
| 1970s | 741,960 tonnes | 329,760 tonnes | 412,200 tonnes | Nauru |
| 1980s | 1.94 million tonnes | 733,166 tonnes | 1.20 million tonnes | Nauru |
| 1990s | 3.23 million tonnes | 1.46 million tonnes | 1.77 million tonnes | Nauru |
| 2000s | 4.07 million tonnes | 2.46 million tonnes | 1.62 million tonnes | Nauru |
| 2010s | 4.55 million tonnes | 3.60 million tonnes | 947,145 tonnes | Nauru |
| 2020s | 4.96 million tonnes | 4.63 million tonnes | 328,904 tonnes | Nauru |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher cumulative co₂ emissions from oil, Nauru or Tonga?
- Nauru, at 5.07 million tonnes against 4.92 million tonnes in Tonga as of 2024.
- What is the difference in cumulative co₂ emissions from oil between Nauru and Tonga?
- 151,800 tonnes, with Nauru ahead.
- How many years of comparable data are there for Nauru and Tonga?
- 61 years are reported by both, from 1964 to 2024.
- How do Nauru and Tonga rank globally for cumulative co₂ emissions from oil?
- Nauru ranks 200th and Tonga ranks 201st of 215 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Cumulative CO₂ emissions from oil. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Cumulative emissions of carbon dioxide (CO₂) from oil since the first year of available data, measured in tonnes.