Spending on energy RD&D by national governments, 2014-2018

IEA, Spending on energy RD&D by national governments, 2014-2018, IEA, Paris https://www.iea.org/data-and-statistics/charts/spending-on-energy-rd-and-d-by-national-governments-2014-2018, Licence: CC BY 4.0

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