Sydney Morning Herald: The climate change adviser Ross Garnaut has called on Australian scholars to lead the greenhouse policy debate so it is not derailed again by vested interests and squabbles over policy detail. The Gillard government’s cross-party climate committee meets for the second time today. Professor Garnaut, a committee member, is updating his 2008 review for its consideration. He said it was ”unlikely that Australia will come to play its proportionate part in an adequate global effort [on climate change]…