Australian Broadcasting Corporation: WHEN AUSTRALIAN professors Colin Butler, Tony McMichael and Will Steffen stood up to talk climate change at a series of briefings in Canberra earlier this year there was something very different about the audience. This wasn't a forum organised by an environment group where the seats are taken up by the usual cohort of the climate concerned. Instead, this audience was full of hardheaded military types and members of the defence community - people worried more about conflict and geopolitics than...