CO₂ emissions by sector in Canada
Canada: CO₂ emissions by sector was 67.21 million tonnes in 2023. ▲ Rising
CO₂ emissions by sector in Canada, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
In 2023, co₂ emissions by sector in Canada stood at 67.21 million tonnes.
Compared with earlier readings it is down 7.4% on the previous year and down 4.5% over ten years.
Over the whole period, co₂ emissions by sector in Canada peaked at 79.41 million tonnes in 2003 and was at its lowest, 62.32 million tonnes, in 1991.
That places Canada 9th out of 187 countries with data for 2023, putting it in the top 10%.
The long-run direction has been consistently rising across the 34 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 66.62 million tonnes | 62.32 million tonnes | 73.13 million tonnes | 10 |
| 2000s | 73.62 million tonnes | 68.67 million tonnes | 79.41 million tonnes | 10 |
| 2010s | 71.85 million tonnes | 67.54 million tonnes | 77.81 million tonnes | 10 |
| 2020s | 70.22 million tonnes | 67.21 million tonnes | 72.60 million tonnes | 4 |
Countries ranked near Canada
More climate change data for Canada
- Share of global CO₂ emissions and population 0.5% (2100)
- Population growth 0.9% (2025)
- Population, total 41.65 million (2025)
- Urban population growth 1.2% (2025)
- Urban population 34.52 million (2025)
- Urban population 82.9% (2025)
- CO₂ emissions per capita vs. GDP per capita 13.42 tonnes per person (2024)
- Cumulative CO₂ emissions 35.64 billion tonnes (2024)
- CO₂ emissions per capita 13.42 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 13.42 tonnes per person (2024)
Frequently asked questions
- What is co₂ emissions by sector in Canada?
- Co₂ emissions by sector in Canada was 67.21 million 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 Canada?
- The highest recorded value was 79.41 million tonnes in 2003.
- What is the lowest co₂ emissions by sector recorded in Canada?
- The lowest recorded value was 62.32 million tonnes in 1991.
- How does Canada rank for co₂ emissions by sector?
- Canada ranks 9th out of 187 countries with data for 2023.
- Is co₂ emissions by sector rising or falling in Canada?
- Over the last ten years it is down 4.5%. The long-run trend across the full record is rising.
- Where does this Canada 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.