As of 2026, the aviation industry is employing a multi-layered "basket of measures" to reach its "Net Zero by 2050" goal. The most significant move is the shift toward Sustainable Aviation Fuel (SAF), which is made from waste oils and agricultural residues and can reduce lifecycle emissions by up to 80% compared to traditional jet fuel. Airlines are also aggressively modernizing their fleets, replacing older, thirstier planes with new-generation models like the Airbus A320neo and Boeing 787, which are roughly 15–20% more fuel-efficient. In the cockpit, pilots are using AI-driven flight path optimization to avoid headwinds and utilize "Continuous Descent Operations" to minimize fuel burn during landing. Furthermore, many carriers are investing in contrail avoidance technology to reduce the non-CO2 warming effects of aviation. On the ground, airlines are electrifying their support vehicles and using single-engine taxiing to save fuel. While electric and hydrogen planes are in development for short-haul routes, the current focus remains on "Operational Efficiency" and SAF, as these provide the most immediate and scalable reductions in the carbon footprint of long-haul travel.