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

Iran

2.96 million tonnes

in 2024

Oman

2.85 million tonnes

in 2024

Iran rank

25th

Oman rank

27th

Year-on-year change in CO₂ emissions over time

Iran currently reports 2.96 million tonnes against 2.85 million tonnes in Oman, a difference of 103,990 tonnes.

The two have swapped places 20 times across 60 shared years of data; in 1965 it was Iran ahead.

Iran ranks 25th and Oman ranks 27th 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.