Canada vs Iran: Cumulative CO₂ emissions from gas

Canada
8.99 billion tonnes
in 2024
Iran
8.99 billion tonnes
in 2024
Canada rank
4th
Iran rank
5th

Cumulative CO₂ emissions from gas over time

  • Canada
  • Iran
02.0B4.0B6.0B8.0B178519042024

How they compare

Canada currently reports 8.99 billion tonnes against 8.99 billion tonnes in Iran, a difference of 220,000 tonnes.

The two have swapped places 1 time across 110 shared years of data; in 1906 it was Iran ahead.

Canada ranks 4th and Iran ranks 5th of 146 countries.

Canada has averaged higher in every one of the 13 decades both report.

Head to head by decade

Decade Canada Iran Difference Ahead
1900s 0 tonnes 0 tonnes 0 tonnes
1910s 4.97 million tonnes 0 tonnes 4.97 million tonnes Canada
1920s 14.48 million tonnes 0 tonnes 14.48 million tonnes Canada
1930s 27.12 million tonnes 0 tonnes 27.12 million tonnes Canada
1940s 47.54 million tonnes 0 tonnes 47.54 million tonnes Canada
1950s 112.30 million tonnes 3.03 million tonnes 109.26 million tonnes Canada
1960s 305.83 million tonnes 18.77 million tonnes 287.06 million tonnes Canada
1970s 943.83 million tonnes 147.86 million tonnes 795.97 million tonnes Canada
1980s 2.02 billion tonnes 351.60 million tonnes 1.67 billion tonnes Canada
1990s 3.33 billion tonnes 836.46 million tonnes 2.49 billion tonnes Canada
2000s 4.95 billion tonnes 2.14 billion tonnes 2.81 billion tonnes Canada
2010s 6.83 billion tonnes 4.88 billion tonnes 1.95 billion tonnes Canada
2020s 8.51 billion tonnes 8.01 billion tonnes 504.27 million tonnes Canada

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co₂ emissions from gas, Canada or Iran?
Canada, at 8.99 billion tonnes against 8.99 billion tonnes in Iran as of 2024.
What is the difference in cumulative co₂ emissions from gas between Canada and Iran?
220,000 tonnes, with Canada 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 cumulative co₂ emissions from gas?
Canada ranks 4th and Iran ranks 5th of 146 countries.
Where does this data come from?
Global Carbon Budget (2025) – with major processing by Our World in Data, published as Cumulative CO₂ emissions from gas. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Cumulative CO₂ emissions from gas
Unit
tonnes
Source
Global Carbon Budget (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
146 places, 14,474 data points, 1750–2024
Last refreshed

Cumulative emissions of carbon dioxide (CO₂) from gas since the first year of available data, measured in tonnes.