CO₂ emissions from transport in Tonga
Tonga: CO₂ emissions from transport was 100,000 tonnes in 2023. ▲ Rising
CO₂ emissions from transport in Tonga, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
In 2023, co₂ emissions from transport in Tonga stood at 100,000 tonnes.
Compared with earlier readings it is up 25.0% over ten years.
Over the whole period, co₂ emissions from transport in Tonga peaked at 120,000 tonnes in 2019 and was at its lowest, 50,000 tonnes, in 1992.
That places Tonga 179th out of 191 countries with data for 2023, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 34 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 63,000 tonnes | 50,000 tonnes | 70,000 tonnes | 10 |
| 2000s | 73,000 tonnes | 60,000 tonnes | 90,000 tonnes | 10 |
| 2010s | 85,000 tonnes | 70,000 tonnes | 120,000 tonnes | 10 |
| 2020s | 95,000 tonnes | 90,000 tonnes | 100,000 tonnes | 4 |
Countries ranked near Tonga
- 177 Djibouti 129,999 tonnes compare
- 178 Grenada 110,000 tonnes compare
- 180 Marshall Islands 90,000 tonnes compare
- 181 Gambia 80,000 tonnes compare
- 181 Guinea-Bissau 80,000 tonnes compare
- 181 Micronesia (country) 80,000 tonnes compare
- 181 Saint Kitts and Nevis 80,000 tonnes compare
More climate change data for Tonga
- Share of global CO₂ emissions and population 0.0% (2100)
- Population growth -0.4% (2025)
- Population, total 103,742 (2025)
- Urban population growth -0.4% (2025)
- Urban population 21,948 (2025)
- Urban population 21.2% (2025)
- CO₂ emissions per capita vs. GDP per capita 1.46 tonnes per person (2024)
- Cumulative CO₂ emissions 4.92 million tonnes (2024)
- CO₂ emissions per capita 1.46 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 1.46 tonnes per person (2024)
Frequently asked questions
- What is co₂ emissions from transport in Tonga?
- Co₂ emissions from transport in Tonga was 100,000 tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest co₂ emissions from transport recorded in Tonga?
- The highest recorded value was 120,000 tonnes in 2019.
- What is the lowest co₂ emissions from transport recorded in Tonga?
- The lowest recorded value was 50,000 tonnes in 1992.
- How does Tonga rank for co₂ emissions from transport?
- Tonga ranks 179th out of 191 countries with data for 2023.
- Is co₂ emissions from transport rising or falling in Tonga?
- Over the last ten years it is up 25.0%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of CO₂ emissions from transport. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Emissions are measured in tonnes.