Bloomberg: Australia reduced its estimate of assigned emission credits under the 1997 Kyoto Protocol by 1.1 percent after a review by a team of United Nations experts, giving the nation the sixth most generous allocation. The nation’s so-called assigned amount was cut to 2.958 billion metric tons of carbon dioxide equivalent through 2012 from 2.99 billion tons, according to a document on the Web site of the UN Framework Convention on Climate Change. The difference, about 32.8 million …