Aviation is—in climate change parlance—“hard to abate,” meaning no actionable and scalable path to decarbonize. While there are hundreds of electric-powered aircraft startups, those are mostly short-takeoff rotorcraft designed for urban-mobility applications – flying cars in function if not form. Without major breakthroughs in battery technology, electrifying jet airliners isn’t in the cards. Instead, current thinking has SAF (Sustainable Aviation […]