Canada vs Iran: Annual CO₂ emissions from gas
Canada
233.47 million tonnes
in 2024
Iran
492.66 million tonnes
in 2024
Canada rank
5th
Iran rank
4th
Annual CO₂ emissions from gas over time
- Canada
- Iran
How they compare
Iran currently reports 492.66 million tonnes against 233.47 million tonnes in Canada, a difference of 259.19 million tonnes.
That makes Iran's figure about 2.1 times Canada's.
The two have swapped places 2 times across 110 shared years of data; in 1906 it was Iran ahead.
Canada ranks 5th and Iran ranks 4th of 146 countries.
Across the 13 decades both report, Canada averaged higher in 9 and Iran in 3.
Head to head by decade
| Decade | Canada | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1900s | 0 tonnes | 0 tonnes | 0 tonnes | — |
| 1910s | 1.07 million tonnes | 0 tonnes | 1.07 million tonnes | Canada |
| 1920s | 979,022 tonnes | 0 tonnes | 979,022 tonnes | Canada |
| 1930s | 1.48 million tonnes | 0 tonnes | 1.48 million tonnes | Canada |
| 1940s | 2.58 million tonnes | 0 tonnes | 2.58 million tonnes | Canada |
| 1950s | 11.52 million tonnes | 1.21 million tonnes | 10.31 million tonnes | Canada |
| 1960s | 36.63 million tonnes | 3.03 million tonnes | 33.61 million tonnes | Canada |
| 1970s | 87.59 million tonnes | 20.85 million tonnes | 66.74 million tonnes | Canada |
| 1980s | 119.34 million tonnes | 24.67 million tonnes | 94.67 million tonnes | Canada |
| 1990s | 142.89 million tonnes | 74.29 million tonnes | 68.59 million tonnes | Canada |
| 2000s | 172.51 million tonnes | 189.54 million tonnes | 17.04 million tonnes | Iran |
| 2010s | 208.52 million tonnes | 344.98 million tonnes | 136.46 million tonnes | Iran |
| 2020s | 234.27 million tonnes | 481.30 million tonnes | 247.03 million tonnes | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual co₂ emissions from gas, Canada or Iran?
- Iran, at 492.66 million tonnes against 233.47 million tonnes in Canada as of 2024.
- What is the difference in annual co₂ emissions from gas between Canada and Iran?
- 259.19 million tonnes, with Iran ahead.
- How many years of comparable data are there for Canada and Iran?
- 110 years are reported by both, from 1906 to 2024.
- How do Canada and Iran rank globally for annual co₂ emissions from gas?
- Canada ranks 5th and Iran ranks 4th of 146 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Annual CO₂ emissions from gas. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual emissions of carbon dioxide (CO₂) from gas, measured in tonnes.