Reuters: Australia’s parliament delayed a final vote on a government carbon trade plan on Friday, missing a key deadline, throwing Prime Minister Kevin Rudd’s climate change policy into doubt and raising the possibility of a snap election. Rudd wanted the carbon scheme, central to his promise to cut emissions by between 5 and 25 percent, passed by Friday and ahead of December’s global climate talks in Copenhagen, where he will play a key negotiating role. But the upper house Senate …