Cumulative CO₂ emissions by world region in Tonga
Tonga: Cumulative CO₂ emissions by world region was 4.92 million tonnes in 2024. ◆ Volatile
Latest (2024)
4.92 million tonnes
Change on year
up 3.2%
World rank
201st
of 215 countries
All-time high
4.92 million tonnes
in 2024
All-time low
7,328 tonnes
in 1950
Years of data
75
1950–2024
Cumulative CO₂ emissions by world region in Tonga, 1950–2024
Source: Global Carbon Budget (2025) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for cumulative co₂ emissions by world region in Tonga is 4.92 million tonnes, measured in 2024. That is the highest value across all 75 years on record.
That represents a change of up 3.2% on the previous year and up 39.9% over ten years.
Over the whole period, cumulative co₂ emissions by world region in Tonga peaked at 4.92 million tonnes in 2024 and was at its lowest, 7,328 tonnes, in 1950.
That places Tonga 201st out of 215 countries with data for 2024, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Cumulative CO₂ emissions by world region in Tonga, year by year
| Year | tonnes | Change |
|---|---|---|
| 1950 | 7,328 tonnes | — |
| 1951 | 14,656 tonnes | +100.0% |
| 1952 | 21,984 tonnes | +50.0% |
| 1953 | 29,312 tonnes | +33.3% |
| 1954 | 36,640 tonnes | +25.0% |
| 1955 | 43,968 tonnes | +20.0% |
| 1956 | 51,296 tonnes | +16.7% |
| 1957 | 58,624 tonnes | +14.3% |
| 1958 | 65,952 tonnes | +12.5% |
| 1959 | 73,280 tonnes | +11.1% |
| 1960 | 84,272 tonnes | +15.0% |
| 1961 | 95,264 tonnes | +13.0% |
| 1962 | 106,256 tonnes | +11.5% |
| 1963 | 117,248 tonnes | +10.3% |
| 1964 | 128,240 tonnes | +9.4% |
| 1965 | 139,232 tonnes | +8.6% |
| 1966 | 150,224 tonnes | +7.9% |
| 1967 | 164,880 tonnes | +9.8% |
| 1968 | 179,536 tonnes | +8.9% |
| 1969 | 190,528 tonnes | +6.1% |
| 1970 | 216,176 tonnes | +13.5% |
| 1971 | 234,496 tonnes | +8.5% |
| 1972 | 256,480 tonnes | +9.4% |
| 1973 | 282,128 tonnes | +10.0% |
| 1974 | 304,112 tonnes | +7.8% |
| 1975 | 337,088 tonnes | +10.8% |
| 1976 | 366,400 tonnes | +8.7% |
| 1977 | 395,712 tonnes | +8.0% |
| 1978 | 432,352 tonnes | +9.3% |
| 1979 | 472,656 tonnes | +9.3% |
| 1980 | 512,960 tonnes | +8.5% |
| 1981 | 560,592 tonnes | +9.3% |
| 1982 | 604,560 tonnes | +7.8% |
| 1983 | 652,192 tonnes | +7.9% |
| 1984 | 699,824 tonnes | +7.3% |
| 1985 | 747,456 tonnes | +6.8% |
| 1986 | 795,088 tonnes | +6.4% |
| 1987 | 850,048 tonnes | +6.9% |
| 1988 | 919,664 tonnes | +8.2% |
| 1989 | 989,280 tonnes | +7.6% |
| 1990 | 1.07 million tonnes | +8.1% |
| 1991 | 1.16 million tonnes | +8.2% |
| 1992 | 1.23 million tonnes | +6.3% |
| 1993 | 1.32 million tonnes | +6.8% |
| 1994 | 1.40 million tonnes | +6.7% |
| 1995 | 1.50 million tonnes | +6.8% |
| 1996 | 1.58 million tonnes | +5.1% |
| 1997 | 1.67 million tonnes | +6.0% |
| 1998 | 1.76 million tonnes | +5.5% |
| 1999 | 1.87 million tonnes | +6.2% |
| 2000 | 1.97 million tonnes | +5.3% |
| 2001 | 2.06 million tonnes | +4.6% |
| 2002 | 2.16 million tonnes | +4.6% |
| 2003 | 2.28 million tonnes | +5.4% |
| 2004 | 2.39 million tonnes | +5.0% |
| 2005 | 2.50 million tonnes | +4.8% |
| 2006 | 2.63 million tonnes | +5.1% |
| 2007 | 2.74 million tonnes | +4.3% |
| 2008 | 2.85 million tonnes | +3.9% |
| 2009 | 2.97 million tonnes | +4.2% |
| 2010 | 3.09 million tonnes | +3.9% |
| 2011 | 3.20 million tonnes | +3.4% |
| 2012 | 3.30 million tonnes | +3.3% |
| 2013 | 3.41 million tonnes | +3.3% |
| 2014 | 3.52 million tonnes | +3.1% |
| 2015 | 3.62 million tonnes | +3.0% |
| 2016 | 3.76 million tonnes | +3.8% |
| 2017 | 3.91 million tonnes | +3.8% |
| 2018 | 4.04 million tonnes | +3.4% |
| 2019 | 4.20 million tonnes | +4.0% |
| 2020 | 4.34 million tonnes | +3.3% |
| 2021 | 4.48 million tonnes | +3.2% |
| 2022 | 4.62 million tonnes | +3.3% |
| 2023 | 4.77 million tonnes | +3.2% |
| 2024 | 4.92 million tonnes | +3.2% |
Tonga compared with similar countries
- Tonga's 4.92 million tonnes is below the median for upper middle income countries, which is 827.42 million tonnes, 1% of the median. (58 countries reporting)
- Tonga's 4.92 million tonnes is below the median for East Asia & Pacific, which is 247.31 million tonnes, 2% of the median. (34 countries reporting)
Biggest year-on-year movements
Years where Cumulative CO₂ emissions by world region in Tonga changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1951 | +100.0% | 7,328 tonnes | 14,656 tonnes |
| 1952 | +50.0% | 14,656 tonnes | 21,984 tonnes |
| 1953 | +33.3% | 21,984 tonnes | 29,312 tonnes |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 40,304 tonnes | 7,328 tonnes | 73,280 tonnes | 10 |
| 1960s | 135,568 tonnes | 84,272 tonnes | 190,528 tonnes | 10 |
| 1970s | 329,760 tonnes | 216,176 tonnes | 472,656 tonnes | 10 |
| 1980s | 733,166 tonnes | 512,960 tonnes | 989,280 tonnes | 10 |
| 1990s | 1.46 million tonnes | 1.07 million tonnes | 1.87 million tonnes | 10 |
| 2000s | 2.46 million tonnes | 1.97 million tonnes | 2.97 million tonnes | 10 |
| 2010s | 3.60 million tonnes | 3.09 million tonnes | 4.20 million tonnes | 10 |
| 2020s | 4.63 million tonnes | 4.34 million tonnes | 4.92 million tonnes | 5 |
Countries ranked near Tonga
- 198 Vanuatu 5.55 million tonnes compare
- 199 Dominica 5.49 million tonnes compare
- 200 Nauru 5.07 million tonnes compare
- 202 Micronesia (country) 4.86 million tonnes compare
- 203 Sao Tome and Principe 4.02 million tonnes compare
- 204 Marshall Islands 4.01 million tonnes compare
More climate change data for Tonga
- Nutrient nitrogen N (total) — Synthetic fertilizers (Agricultural) 0 kg (2050)
- Emissions from livestock — Emissions (CO2eq) 138.67 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 28.3 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 110.37 kt (2050)
- Emissions from livestock — Emissions 0.1068 kt (2050)
- Emissions from livestock — Emissions 3.94 kt (2050)
- Emissions from crops — Emissions (CO2eq) 0 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 0 kt (2050)
- Emissions from crops — Emissions 0 kt (2050)
- Synthetic Fertilizers — Emissions (CO2eq) 0 kt (2050)
Frequently asked questions
- What is cumulative co₂ emissions by world region in Tonga?
- Cumulative co₂ emissions by world region in Tonga was 4.92 million tonnes in 2024, according to Global Carbon Budget (2025) – with major processing by Our World in Data.
- What is the highest cumulative co₂ emissions by world region recorded in Tonga?
- The highest recorded value was 4.92 million tonnes in 2024.
- What is the lowest cumulative co₂ emissions by world region recorded in Tonga?
- The lowest recorded value was 7,328 tonnes in 1950.
- How does Tonga rank for cumulative co₂ emissions by world region?
- Tonga ranks 201st out of 215 countries with data for 2024.
- Is cumulative co₂ emissions by world region rising or falling in Tonga?
- Over the last ten years it is up 39.9%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from Global Carbon Budget (2025) – with major processing by Our World in Data, published as part of Cumulative CO₂ emissions by world region. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 75 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Total cumulative emissions of carbon dioxide (CO₂), excluding land-use change, since the first year of available data, measured in tonnes.