Astana airport to be transformed into 'a city within a city'

Tengrinews.kz - A large-scale transformation of Nursultan Nazarbayev International Airport and its surrounding area is planned in the capital of Kazakhstan. According to the Ministry of Transport, under a long-term investment agreement between the ministry and Terminals Astana Airport Limited (part of Terminals Holding, UAE), $1.1 billion will be invested into the modernization of the airport and the development of an innovative infrastructure complex known as an aerotropolis. What is an aerotropolis, and why does Astana need one?