Back to the symposium: Major energy challenges
News
On June 20 and 21, the Académie des sciences and the Académie des technologies organized a high-level symposium focusing on the major challenges of energy: technologies, transitions, sovereignty, decarbonization, industrial and geopolitical perspectives.
02.07.2025
© Académie des sciences - Académie des technologies - Mathieu Baumer
Over two days, 25 speakers from the academic, industrial and institutional worlds shared their expertise and debated possible solutions to meet the challenges of energy transition, with a view to achieving carbon neutrality by 2050.
Speakers in order of appearance:
Friday June 20
Marc Fontecave - member of the Académie des sciences and chairman of its Comité de prospective en énergie, professor at the Collège de France, director of the Laboratoire de chimie des processus biologiques (CNRS/Collège de France)
Yves Bréchet - member of the Académie des sciences, professor at Grenoble Polytechnic Institute, former high commissioner for atomic energy
Daniel Suchet - teacher-researcher at École polytechnique and the Institut photovoltaïque d'Ile de France (IPVF - Chimie ParisTech-PSL/CNRS/École polytechnique/IPVF)
Nouredine Hadjsaid - professor at the Grenoble Polytechnic Institute, director of the Grenoble Electrical Engineering Laboratory (G2Elab - CNRS/Université Grenoble-Alpes)
Jean-Marie Tarascon - member of the French Academy of Sciences, Professor at the Collège de France, Director of the Network on Electrochemical Energy Storage (RS2E)
ROUNDTABLE: Flexibility and Storage
Hosted by Bernard Tardieu, vice-president of the Académie des technologies' energy division
Christel Laberty-Robert - professor at Sorbonne University, Laboratoire de chimie de la matière condensée de Paris (LCMCP - Sorbonne Université/CNRS)
Yannick Jacquemart - director Transformation of power system operations and integration of flexibilities, RTE - Réseau du transport d'électricité
Vera Silva - member of the Académie des technologies, Director of Technology Strategy at General Electric Vernova and Vice-President of T&D Europe
Christophe Poinssot - member of the Académie des technologies, deputy director general of the Bureau de recherches géologiques et minières (BRGM)
Sébastien Candel - member of the Académie des sciences and the Académie des technologies, chairman of EDF's scientific council, professor emeritus at Centrale Supelec, Université Paris-Saclay
Isabelle Moretti - vice-president of the Académie des technologies' Energy division, researcher at the University of Pau and Pays de l'Adour (E2S UPPA) and Sorbonne University
Saturday, June 21
Industry facing the challenge of energy transition
Louis Gallois - French senior civil servant and business leader, commissaire général à l'investissement (2012-2014), co-chairman of the Fabrique de l'Industrie
Patrick Pélata - president of the Académie des technologies
Bernadette Charleux - member of the Académie des technologies, director of R&D for Saint-Gobain's construction businesses
Marc Florette - vice-president of the Académie des technologies' Energy division
TABLE ROUNDTABLE - Energy economics and policy, including training issues
Moderated by Olivier Appert, member of the Académie des technologies, former Chairman of the French Energy Council, former CEO of IFP Énergies nouvelles (IFPEN)
Jean-Paul Bouttes - former Director of Strategy and Foresight at EDF
Cécile Maisonneuve - President of Decysive - Energy, geopolitics and international relations
Jacques Percebois - professor emeritus at the University of Montpellier, in the Acteurs, ressources et territoires dans le développement (ART-DEV - CIRAD/CNRS/Université de Montpellier Paul-Valéry/Université de Perpignan Via Domitia), Director of the Centre de recherche en économie et droit de l'énergie (Creden)
Hélène Olivier-Bourbigou - member of the Académie des sciences, member of the Académie des technologies, director in charge of scientific foresight at IFP Énergies nouvelles (IFPEN)
Dominique Vignon - member of the Académie des technologies
Florence Delprat-Jannaud - member of the Académie des technologies, scientific director of IFP Énergies nouvelles (IFPEN)
Synthetic fuels : Decarbonizing heavy mobility and optimizing management of the electricity mix
Daniel Iracane - member of the Académie des technologies
Synthesis
Patrick Ledermann - president of the Académie des technologies' Energy division
A big thank you to the hosts and moderators who structured the exchanges throughout these two days:
Olivier Appert, Catherine Cesarsky, Bruno Chaudret, Daniel Iracane, Hélène Olivier-Bourbigou, Christophe Poinssot, Juliette Rochet, François Storrer, Bernard Tardieu
Find below the replay of these two days:
June 20, 2025
June 21, 2025
Look back at the highlights, the big ideas and the key speeches of this event.
Credit for the photographs goes to © Académie des sciences - Académie des technologies - Mathieu Baumer
