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Challenges · advanced

The Horizon of High-Altitude Decarbonization: Analyzing the Scalability Challenges and Risks of Sustainable Aviation Fuel

With aviation committed to net-zero by 2050, SAF must scale from under 0.3% of jet fuel supply to majority market share. This analysis examines the structural bottlenecks—from the project realization gap and green premium economics to feedstock competition and infrastructure drag—that stand between political ambition and industrial reality.