Senator LUDWIG (Queensland—Minister for Agriculture, Fisheries and Forestry and Minister Assisting on Queensland Floods Recovery) (14:13): I thank Senator Milne for her question. Of course, it is to an extent advantageous for Australia to continue to drive a low-carbon future with energy, supporting the carbon price mechanism and liable entities by ensuring access to a range of credible, cost-effective international units and supporting the development of the new international climate change agreement to apply from 2020. That will include commitments by all countries, including the world's largest emitters. That is why joining the CP2 under the terms strengthens Australia's national interest. That is why it is within our national interest to do this, to encourage— Senator Ian Macdonald: You can't believe this, Joe! You cannot possibly believe this! Senator LUDWIG: Of course, those opposite do not want to join in this process at all. Those opposite continue to be critics, and they are not going to drive a low-carbon energy future; they are going to continue— (Time expired)