Over the years, the airline industry has grown rapidly, new airlines and airports are emerging and expanding their space to accommodate more passengers. According to IATA (International Air Transportation Association) the aviation industry supports $3.5 trillion (4.1%) of the world’s gross domestic product (GDP). This is subject to increase to 105 million jobs and $6 trillion in GDP in 2034. As Istanbul new international airport is supposed to be the biggest international airport in the world but the expansion is still under construction and it is subjected to be completed by 2025. Currently, these are the world’s largest airport:
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