CO₂ emissions by sector in Singapore
Singapore: CO₂ emissions by sector was 610,000 tonnes in 2023. ▼ Falling
CO₂ emissions by sector in Singapore, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
Singapore recorded 610,000 tonnes for co₂ emissions by sector in 2023.
Compared with earlier readings it is up 1.7% on the previous year and down 4.7% over ten years.
Over the whole period, co₂ emissions by sector in Singapore peaked at 1.24 million tonnes in 1990 and was at its lowest, 370,000 tonnes, in 2005.
Singapore ranks 105th of 187 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 34 years of available data.
CO₂ emissions by sector in Singapore, year by year
| Year | tonnes | Change |
|---|---|---|
| 1990 | 1.24 million tonnes | — |
| 1991 | 1.16 million tonnes | -6.5% |
| 1992 | 640,000 tonnes | -44.8% |
| 1993 | 650,000 tonnes | +1.6% |
| 1994 | 660,000 tonnes | +1.5% |
| 1995 | 519,999 tonnes | -21.2% |
| 1996 | 550,000 tonnes | +5.8% |
| 1997 | 690,000 tonnes | +25.5% |
| 1998 | 460,000 tonnes | -33.3% |
| 1999 | 450,000 tonnes | -2.2% |
| 2000 | 460,000 tonnes | +2.2% |
| 2001 | 460,000 tonnes | +0.0% |
| 2002 | 540,000 tonnes | +17.4% |
| 2003 | 460,000 tonnes | -14.8% |
| 2004 | 470,000 tonnes | +2.2% |
| 2005 | 370,000 tonnes | -21.3% |
| 2006 | 470,000 tonnes | +27.0% |
| 2007 | 570,000 tonnes | +21.3% |
| 2008 | 590,000 tonnes | +3.5% |
| 2009 | 620,000 tonnes | +5.1% |
| 2010 | 630,000 tonnes | +1.6% |
| 2011 | 620,000 tonnes | -1.6% |
| 2012 | 620,000 tonnes | +0.0% |
| 2013 | 640,000 tonnes | +3.2% |
| 2014 | 600,000 tonnes | -6.2% |
| 2015 | 610,000 tonnes | +1.7% |
| 2016 | 610,000 tonnes | +0.0% |
| 2017 | 590,000 tonnes | -3.3% |
| 2018 | 590,000 tonnes | +0.0% |
| 2019 | 580,000 tonnes | -1.7% |
| 2020 | 580,000 tonnes | +0.0% |
| 2021 | 600,000 tonnes | +3.4% |
| 2022 | 600,000 tonnes | +0.0% |
| 2023 | 610,000 tonnes | +1.7% |
Singapore compared with similar countries
- Singapore's 610,000 tonnes is below the median for high income countries, which is 2.00 million tonnes, 30% of the median. (60 countries reporting)
- Singapore's 610,000 tonnes is above the median for East Asia & Pacific, which is 405,000 tonnes, 1.5× the median. (28 countries reporting)
Biggest year-on-year movements
Years where CO₂ emissions by sector in Singapore 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 |
|---|---|---|---|
| 1992 | -44.8% | 1.16 million tonnes | 640,000 tonnes |
| 1998 | -33.3% | 690,000 tonnes | 460,000 tonnes |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 702,000 tonnes | 450,000 tonnes | 1.24 million tonnes | 10 |
| 2000s | 501,000 tonnes | 370,000 tonnes | 620,000 tonnes | 10 |
| 2010s | 609,000 tonnes | 580,000 tonnes | 640,000 tonnes | 10 |
| 2020s | 597,500 tonnes | 580,000 tonnes | 610,000 tonnes | 4 |
Countries ranked near Singapore
More climate change data for Singapore
- Nutrient nitrogen N (total) — Synthetic fertilizers (Agricultural) 42,295 kg (2050)
- Emissions from livestock — Emissions (CO2eq) 22.49 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 19.69 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 2.8 kt (2050)
- Emissions from livestock — Emissions 0.0743 kt (2050)
- Emissions from livestock — Emissions 0.0999 kt (2050)
- Emissions from crops — Emissions (CO2eq) 0.2385 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 0.2385 kt (2050)
- Emissions from crops — Emissions (CO2eq) from CH4 0 kt (1992)
- Emissions from crops — Emissions 0.0009 kt (2050)
Frequently asked questions
- What is co₂ emissions by sector in Singapore?
- Co₂ emissions by sector in Singapore was 610,000 tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest co₂ emissions by sector recorded in Singapore?
- The highest recorded value was 1.24 million tonnes in 1990.
- What is the lowest co₂ emissions by sector recorded in Singapore?
- The lowest recorded value was 370,000 tonnes in 2005.
- How does Singapore rank for co₂ emissions by sector?
- Singapore ranks 105th out of 187 countries with data for 2023.
- Is co₂ emissions by sector rising or falling in Singapore?
- Over the last ten years it is down 4.7%. The long-run trend across the full record is falling.
- Where does this Singapore data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of CO₂ 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.