Bloomberg: Ross Garnaut, the government’s adviser on global warming, will release emissions reduction trajectories and targets next month. Garnaut in July proposed a cap-and-trade system starting with a two-year “transition period” in 2010 to address climate impacts on the economy in a draft report. He will release a supplementary report on Sept. 5, according to an e-mailed statement. “The Supplementary Draft Report will provide the Review’s proposals for emissions reduction …