In the last three years, Australian Prime Minister Kevin Rudd has often used his podium to talk to the nation about climate change. He has called it “the great moral and economic issue challenge of our time,” comparing global warming skeptics to gamblers who “happily play with our children’s future.” It’s not random that Australia’s leader has been vocal on the issue: Despite being one of the more sparsely populated nations, Australia’s 22 million inhabitants emit the third largest amount of carbon dioxide per capita in the world
