These charts show how little the global energy supply has changed since the 1970s

Reflecting on the changes in the global energy supply mix in the past 50 years. Image: REUTERS/Wolfgang Rattay

Andrea Willige

Senior Writer, Formative Content


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The share of power sources in the global energy supply in 1973. Image: IEA
The share of power sources in the global energy supply in 2018. Image: IEA

The total global energy supply by source. Image: IEA

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EnergyFuture of the EnvironmentClimate ChangeSDI2020


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