Newcastle Airport in Australia has made significant strides in aviation sustainability by becoming the first airport in the country to achieve an Airport Carbon Accreditation (ACA) of 4+ Transition, ranking it among the top 12% of airports worldwide. This accomplishment aligns with the Australian Government's aim to achieve net zero emissions by 2050. The airport's interim CEO, Andrew Warrender, emphasized the importance of long-term commitment to sustainability and reducing carbon reliance. Newcastle Airport's focus on sustainability includes shifting to renewable energy sources, offsetting emissions, and investing in green infrastructure. The airport's achievements also extend to Scope 3 emissions, such as those from aircraft and surface access. By obtaining a 5-Star Green Star rating for its international terminal and promoting electric vehicles, Newcastle Airport showcases its dedication to environmental stewardship. This commitment is further illustrated through initiatives like a $235 million sustainability-linked loan and building solar panels to meet energy needs. The airport's chair, Jude Munro AO, highlighted that achieving ACA 4+ Transition signifies the region's commitment to reducing carbon emissions and leading sustainable aviation practices in Australia.