Energy Transition for Energy Security: The Belém 4X Pledge on Sustainable Fuels
15 June 2026
Bonn, Germany

Taking place during Bonn Climate Week, this high-level event is dedicated to advancing international cooperation under the “Belém 4X Pledge on Sustainable Fuels”. The event will highlight the critical role of the energy transition in strengthening energy security, emphasizing how scaling up sustainable fuels can reduce dependence on volatile fossil fuel markets, complement electrification efforts, and support GST implementation. Bringing together governments, international organizations, and key stakeholders, the discussion will explore pathways to quadruple the deployment of sustainable fuels by 2035, alongside opportunities for policy alignment, technological innovation, and investment.
Confirmed speakers:
André Corrêa do Lago, COP30 President;
Jean-François Gagné, Clean Energy Ministerial;
Paolo Frankl, International Energy Agency;
João Marcos Paes Leme, Ministry of Foreign Affairs of Brazil;
Gerard Ostheimer, Biofuture Industry Council;
Laura Tierney, Business Council for Sustainable Energy;
Stefania Relva, E+ Institute Energy Transition;
Gunnar Placzek, Association of the German Biofuel Industry.