Iran vs Ukraine: Year-on-year change in CO₂ emissions

Iran

2.96 million tonnes

in 2024

Ukraine

3.17 million tonnes

in 2024

Iran rank

25th

Ukraine rank

23rd

Year-on-year change in CO₂ emissions over time

Ukraine currently reports 3.17 million tonnes against 2.96 million tonnes in Iran, a difference of 217,150 tonnes.

That makes Ukraine's figure about 1.1 times Iran's.

The two have swapped places 28 times across 113 shared years of data; in 1912 it was Ukraine ahead.

Iran ranks 25th and Ukraine ranks 23rd of 215 countries.

Indicator: Year-on-year change in 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: 215 places, 23,088 data points, 1751–2024
Last refreshed: 07 August 2026

Annual growth in total emissions of carbon dioxide (CO₂), excluding land-use change, measured in tonnes.