Canada vs Iran: Share of global greenhouse gas emissions
Canada
1.5%
in 2024
Iran
1.9%
in 2024
Canada rank
10th
Iran rank
7th
Share of global greenhouse gas emissions over time
- Canada
- Iran
How they compare
Iran currently reports 1.9% against 1.5% in Canada, a difference of 0.4%.
That makes Iran's figure about 1.3 times Canada's.
The two have swapped places 1 time across 175 shared years of data; in 1850 it was Canada ahead.
Canada ranks 10th and Iran ranks 7th of 199 countries.
Across the 18 decades both report, Canada averaged higher in 17 and Iran in 1.
Head to head by decade
| Decade | Canada | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1850s | 1.8% | 0.2% | 1.6% | Canada |
| 1860s | 2.5% | 0.2% | 2.3% | Canada |
| 1870s | 2.2% | 0.3% | 1.9% | Canada |
| 1880s | 2.2% | 0.3% | 1.9% | Canada |
| 1890s | 1.9% | 0.3% | 1.6% | Canada |
| 1900s | 2.7% | 0.2% | 2.5% | Canada |
| 1910s | 3.5% | 0.2% | 3.3% | Canada |
| 1920s | 3.3% | 0.3% | 3.0% | Canada |
| 1930s | 3.0% | 0.4% | 2.6% | Canada |
| 1940s | 2.8% | 0.5% | 2.4% | Canada |
| 1950s | 2.9% | 0.3% | 2.6% | Canada |
| 1960s | 2.6% | 0.7% | 1.9% | Canada |
| 1970s | 2.3% | 1.0% | 1.4% | Canada |
| 1980s | 2.2% | 0.7% | 1.5% | Canada |
| 1990s | 2.2% | 1.1% | 1.1% | Canada |
| 2000s | 2.1% | 1.4% | 0.7% | Canada |
| 2010s | 1.7% | 1.6% | 0.1% | Canada |
| 2020s | 1.5% | 1.8% | 0.3% | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of global greenhouse gas emissions, Canada or Iran?
- Iran, at 1.9% against 1.5% in Canada as of 2024.
- What is the difference in share of global greenhouse gas emissions between Canada and Iran?
- 0.4%, with Iran ahead.
- How many years of comparable data are there for Canada and Iran?
- 175 years are reported by both, from 1850 to 2024.
- How do Canada and Iran rank globally for share of global greenhouse gas emissions?
- Canada ranks 10th and Iran ranks 7th of 199 countries.
- Where does this data come from?
- Jones et al. (2025) – with major processing by Our World in Data, published as Share of global greenhouse gas emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of the world's greenhouse gas emissions.