American Airlines has taken a significant step towards reducing its carbon footprint by signing a conditional agreement with ZeroAvia to purchase 100 hydrogen-electric engines for regional jets. This move is part of the airline's goal to achieve zero-emission flights. Following their 2022 Memorandum of Understanding, American Airlines has also increased its investment in ZeroAvia, participating in the company's Series C funding round. ZeroAvia is actively working on developing hydrogen-electric engines for commercial planes, aiming to offer near-zero inflight emissions. Currently, they are testing a 20-seat prototype engine and designing larger engines for aircraft like the Bombardier CRJ700. This partnership is seen as a vital contributor to American Airlines' aggressive target of reaching net-zero greenhouse gas emissions by 2050. The hydrogen-electric engine technology by ZeroAvia is innovative, utilizing hydrogen in fuel cells to generate electricity and power electric motors for aircraft propulsion. This process results in minimal inflight emissions, mainly low-temperature water vapor. American Airlines CEO Robert Isom emphasized the importance of investing in such technologies to transition commercial aviation towards a low-carbon future. Beyond aircraft technology, American Airlines has been actively involved in sustainability initiatives, including investing in sustainable aviation fuel and carbon removal processes. The partnership with ZeroAvia signifies a significant move towards a more sustainable future for the aviation industry. By embracing emerging technologies and committing to innovative solutions, major airlines like American can drive positive change and accelerate the transition to cleaner and more efficient air travel.