Energy Transition

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

The total global energy supply by source.
The total global energy supply by source. Image: IEA
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Energy TransitionFuture of the EnvironmentClimate ChangeSDI2020

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