Transatlantic Policy Divergence Reshapes Aviation Decarbonization Investment Landscape

Quantitative analysis reveals a 48% projected CAGR in sustainable aviation fuels through 2032 despite contradictory regulatory frameworks emerging across markets. U.S. federal budget cuts to SAF initiatives contrast with EU's mandatory 2% SAF supply requirement beginning in 2025. Meanwhile, hydrogen propulsion systems demonstrate technical viability for 97% of intra-Nordic routes by 2045, while hybrid-electric STOL aircraft successfully complete public flight demonstrations. These technological trajectories are attracting 70% of global venture capital into aerospace sectors.