Guardian: It was Australia’s second climate change election. Climate change deposed the former leaders of both main parties: Kevin Rudd (Labor) because his position was too weak, Malcolm Turnbull (Liberal) because his was too strong. When Julia Gillard, the new Labor leader, also flunked the issue, many of her supporters defected to the Greens. Labor’s collapse began when the senate rejected Rudd’s emissions trading scheme. Faced with a choice of dissolving parliament and calling an election or …