Greenhouse gas emissions by sector in Tonga
Tonga: Greenhouse gas emissions by sector was 80,000 tonnes in 2023. ▲ Rising
Greenhouse gas emissions by sector in Tonga, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for greenhouse gas emissions by sector in Tonga is 80,000 tonnes, measured in 2023. That is the highest value across all 34 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, greenhouse gas emissions by sector in Tonga peaked at 80,000 tonnes in 1990 and was at its lowest, 70,000 tonnes, in 1995.
Tonga ranks 167th of 193 countries on this measure, 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 | 76,000 tonnes | 70,000 tonnes | 80,000 tonnes | 10 |
| 2000s | 80,000 tonnes | 80,000 tonnes | 80,000 tonnes | 10 |
| 2010s | 80,000 tonnes | 80,000 tonnes | 80,000 tonnes | 10 |
| 2020s | 80,000 tonnes | 80,000 tonnes | 80,000 tonnes | 4 |
Countries ranked near Tonga
- 164 Brunei 110,000 tonnes compare
- 164 Cape Verde 110,000 tonnes compare
- 164 Comoros 110,000 tonnes compare
- 167 Solomon Islands 80,000 tonnes compare
- 170 Micronesia (country) 70,000 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 greenhouse gas emissions by sector in Tonga?
- Greenhouse gas emissions by sector in Tonga was 80,000 tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest greenhouse gas emissions by sector recorded in Tonga?
- The highest recorded value was 80,000 tonnes in 1990.
- What is the lowest greenhouse gas emissions by sector recorded in Tonga?
- The lowest recorded value was 70,000 tonnes in 1995.
- How does Tonga rank for greenhouse gas emissions by sector?
- Tonga ranks 167th out of 193 countries with data for 2023.
- Is greenhouse gas emissions by sector rising or falling in Tonga?
- Over the last ten years it is unchanged. 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 Greenhouse gas emissions by sector. 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 of carbon dioxide-equivalents.