Originally Posted by Leadsled
Given that Airservices Australia's plans will result in us being far more dependent on GPS than any other country, it is "food for thought".
Given that Australia has traffic levels 1/20th of those of the USA (isn't that right, Leddie), and that Australia has a comprehensive Backup Navigation Network based on ground-based navaids, including ILSs, if the Navstar system went down, there should be no major problem getting back on the ground. As said above, if Navstar fell over, the world would stop, not just a few Aussie aeroplanes...