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Global Energy Review

The global CO2 emissions and energy demand numbers are based on the IEA’s detailed region-by-region and fuel-by-fuel analysis, drawing on the latest data.

Global CO2 emissions in 2021

Increased use of coal was the main factor driving up global energy-related CO2 emissions by over 2 billion tonnes, their largest ever annual rise in absolute terms.

Global Energy Review

The global CO2 emissions and energy demand numbers are based on the IEA’s detailed region-by-region and fuel-by-fuel analysis, drawing on the latest data.