Canada vs Iran: Consumption-based CO₂ emissions

Canada

519.94 million tonnes

in 2023

Iran

668.58 million tonnes

in 2023

Canada rank

12th

Iran rank

9th

Consumption-based CO₂ emissions over time

Iran currently reports 668.58 million tonnes against 519.94 million tonnes in Canada, a difference of 148.64 million tonnes.

That makes Iran's figure about 1.3 times Canada's.

The two have swapped places 5 times across 34 shared years of data; in 1990 it was Canada ahead.

Canada ranks 12th and Iran ranks 9th of 120 countries.

Indicator: Consumption-based CO₂ emissions
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: 121 places, 4,098 data points, 1990–2023
Last refreshed: 07 August 2026

Annual consumption-based emissions of carbon dioxide (CO₂), measured in tonnes.