Reports
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The State of Energy Innovation 2026
Technology report — 17 February 2026
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The State of Energy Innovation 2025
Technology report — 02 April 2025
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Clean Energy Innovation Policies in Emerging and Developing Economies
Policy report — 01 October 2024
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Tracking Clean Energy Innovation Policies
Policy report — 13 September 2024
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World Energy Investment 2024
Read moreFlagship report — 06 June 2024
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World Energy Investment 2023
Read moreFlagship report — 25 May 2023
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Tracking Clean Energy Innovation in the Business Sector: An Overview
Report — 14 September 2022
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World Energy Investment 2022
Read moreFlagship report — 22 June 2022
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How Governments Support Clean Energy Start-ups
Insights from selected approaches around the world
Report — 14 March 2022
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Expanding the Global Reach of the TCPs
A handbook for TCPs and other clean energy initiatives
Technology report — 10 November 2021
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Enhancing Collaboration Between Multilateral Initiatives
A handbook for TCPs and other clean energy initiatives
Technology report — 10 November 2021
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World Energy Investment 2021
Read moreFlagship report — 02 June 2021
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Tracking Clean Energy Innovation
A framework for using indicators to inform policy
Report — 26 November 2020