United States vs Ireland: CO2 comparison 2021

Key questions

Who produced more CO2 emissions in 2021, United States or Ireland?

United States produced more emissions than Ireland in 2021. United States produced 5032.21 million tonnes which is more than Ireland's emissions at 37.55 million tonnes.

Did Ireland emit more CO2 than United States in 2021?

No, Ireland emitted fewer emissions than United States.

Did United States emit more CO2 than Ireland in 2021?

Yes, United States emitted more emissions than Ireland.

See how Ireland and United States compare to other countries in our rankings.