The Clean energy for EU islands forum 2025 gathered participants from more than 45 islands at the Octant Hotel in São Miguel, Azores, to explore how islands can balance environmental, social, and economic priorities on the path to 100% renewable energy.The EU islands forum in a nutshell138 participants attended the on-site event over the two days at the Octant Hotel in Ponta Delgada, São Miguel30 speakers;4 Breakout sessions covering a range of technical topics, as well as financial and sustainability discussions;16 presentations and panel discussions279 registered participants2 site visits