Australian researchers are highlighting the detrimental effects of unplanned oil supply outages on airline stock markets, urging the industry to explore sustainable fuel options like biofuels and hydrogen. The study reveals that sudden oil supply disruptions, caused by various factors, significantly impact airline expenses due to the industry's heavy reliance on stable fuel supplies. Experts stress the importance of diversifying fuel sources to reduce vulnerability to price fluctuations and supply shortages. Major airlines, such as United, Delta, and American Airlines, are particularly affected by these disruptions. Researchers recommend that airlines reassess their risk management strategies and consider investing in fuel-efficient aircraft and sustainable initiatives to ensure financial stability. By moving towards sustainable fuel alternatives, airlines can mitigate the effects of oil price wars and geopolitical instability, ultimately enhancing the industry's resilience and long-term planning.