Iraq vs Nigeria: Year-on-year change in CO₂ emissions

Iraq

5.73 million tonnes

in 2024

Nigeria

6.45 million tonnes

in 2024

Iraq rank

16th

Nigeria rank

13th

Year-on-year change in CO₂ emissions over time

Nigeria currently reports 6.45 million tonnes against 5.73 million tonnes in Iraq, a difference of 722,090 tonnes.

That makes Nigeria's figure about 1.1 times Iraq's.

The two have swapped places 51 times across 97 shared years of data; in 1928 it was Iraq ahead.

Iraq ranks 16th and Nigeria ranks 13th 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.