They cannot help themselves, Mr President. Fundamentally, too many of them over there on the front bench—Senator Bernardi, Senator Minchin and others—simply do not believe that this is real. Climate change is real and finally the Australian people have a government which is prepared to take action on climate change. We recognise that this is a complex task. This is a whole-of-government responsibility and a range of policy measures across a range of portfolios will need to be put in place.