Brunei CO₂ Emissions
Brunei emitted 12 million tonnes of CO₂ in 2024, 0.03% of the global total. That ranks it 104th of 213 countries and territories and works out at 26.05 tonnes per person.
Data year 2024 · Source: Global Carbon Budget (2025) via Our World in Data
How much CO₂ does Brunei emit?
Brunei produced 12 million tonnes of carbon dioxide from fossil fuels and industry in 2024. The world total was 38.6 billion tonnes, so Brunei accounts for 0.03% of it.
With a population of about 462,734, that is 26.05 tonnes per person, 5.5 times the world average of 4.73 tonnes.
CO₂ emissions in Brunei since 1990
Annual emissions in Brunei have risen by 141% since 1990, from 5.0 million tonnes to 12 million tonnes. Over the last ten years, from 2014 to 2024, they have risen by 36%. Emissions peaked in 2023 at 13 million tonnes and are now 4% below that level.
Where the CO₂ comes from
Gas is the largest source of CO₂ in Brunei, at about 42% of the total, followed by oil at 31% and coal at 25%.
How Brunei compares with other countries
These are the countries closest to Brunei in the 2024 ranking by total emissions. See the full ranking of all 213 countries.
| # | Country | Total (Mt) | Share of world | Per person (t) |
|---|---|---|---|---|
| 102 | Panama | 12.66 | 0.03% | 2.81 |
| 103 | Lithuania | 12.54 | 0.03% | 4.39 |
| 104 | Brunei | 12.05 | 0.03% | 26.05 |
| 105 | Zambia | 12.04 | 0.03% | 0.56 |
| 106 | Georgia | 11.78 | 0.03% | 3.10 |
Historical emissions
Carbon dioxide stays in the atmosphere for a long time, so past emissions matter as well as current ones. Since records began, Brunei has emitted about 428 million tonnes of CO₂ from fossil fuels and industry. That is 0.02% of the cumulative global total, compared with 0.03% of emissions in 2024.
Frequently asked questions
How much CO₂ does Brunei emit per year?
Brunei emitted 12 million tonnes of CO₂ from fossil fuels and industry in 2024. That is 0.03% of global emissions.
What are the CO₂ emissions per person in Brunei?
About 26.05 tonnes of CO₂ per person in 2024, which is 5.5 times the world average of 4.73 tonnes.
Are CO₂ emissions in Brunei rising or falling?
They have risen by 36% over the last ten years and risen by 141% since 1990. Emissions peaked in 2023 at 13 million tonnes and are now 4% below that level.
What is the largest source of CO₂ in Brunei?
Gas is the largest source, responsible for about 42% of emissions from fossil fuels and industry, followed by oil at 31%.
About the data. Figures are annual carbon dioxide emissions from burning fossil fuels and from industry, such as cement production. They are counted where the emissions happen and do not include land-use change, other greenhouse gases, or emissions from imported goods.
Source: Global Carbon Budget (2025), processed by Our World in Data and used under the CC BY 4.0 licence. Latest year available: 2024.
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