Oil is the greatest source of primary energy supplied worldwide. In 2019, 30.9 percent of all energy produced in the world was oil-based. In 1973, this share stood at close to 50 percent. In the years since, the shares of natural gas and nuclear energy have seen the most pronounced growth.
Distribution of primary energy supply worldwide in 1973 and 2019, by source
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IEA. (September 1, 2021). Distribution of primary energy supply worldwide in 1973 and 2019, by source [Graph]. In Statista. Retrieved December 30, 2024, from https://www.statista.com/statistics/270528/global-energy-supply-by-source/
IEA. "Distribution of primary energy supply worldwide in 1973 and 2019, by source." Chart. September 1, 2021. Statista. Accessed December 30, 2024. https://www.statista.com/statistics/270528/global-energy-supply-by-source/
IEA. (2021). Distribution of primary energy supply worldwide in 1973 and 2019, by source. Statista. Statista Inc.. Accessed: December 30, 2024. https://www.statista.com/statistics/270528/global-energy-supply-by-source/
IEA. "Distribution of Primary Energy Supply Worldwide in 1973 and 2019, by Source." Statista, Statista Inc., 1 Sep 2021, https://www.statista.com/statistics/270528/global-energy-supply-by-source/
IEA, Distribution of primary energy supply worldwide in 1973 and 2019, by source Statista, https://www.statista.com/statistics/270528/global-energy-supply-by-source/ (last visited December 30, 2024)
Distribution of primary energy supply worldwide in 1973 and 2019, by source [Graph], IEA, September 1, 2021. [Online]. Available: https://www.statista.com/statistics/270528/global-energy-supply-by-source/
