Commercial pilot and University of Adelaide lecturer Tony Schiemer lists the potential effects of widebody flying.
News outlets are now reporting that a man phoned Narita Airport and claimed to have put 100 kilograms of plastic explosives in the A320’s cargo hold.
The airline was hoping to begin operations in September but is unable to do so until it receives the crucial Air Operators Certificate.
In a strongly worded statement, its director general, Willie Walsh, called the decisions “extremely disappointing” and said the rules would prove ineffective at keeping infections down.
It comes after more than 40 countries, including Germany, Britain and New Zealand, asked the International Civil Aviation Organisation (IATA) to help make single-pilot airliner flights a reality last year.
The aircraft, VH-OQJ, departed Sydney via Singapore at 5:54pm on 2 January and was due to arrive in London at 6:15am the next day, local time, before being diverted to the Greek capital.