The POWER CO₂ Days! | September 7–9, 2026 | Lyon, France Day 3: Visions of the Field We are thrilled to welcome Xavier Arnauld de Sartre for a thought-provoking Keynote (in collaboration with Brice Auvet). Promoted heavily by industrial and regulatory bodies, Sustainable Aviation Fuels (SAFs) are often presented as the definitive technical solution for decarbonizing aviation. Because they generate very little debate in public spheres—such as the press, NGOs, and social media—