John Bellamy Foster, Marxist ecologist and editor of Monthly Review, addressed the Climate Change I Social Change Conference on ``Capitalism and Climate Change'', Sydney, April 11, 2008. Foster's talk was part of a panel discussing ``Climate change and its social roots''. The conference was organised by Green Left Weekly. Below is Foster's talk in five parts. Click here for an audio recording of all the speakers on the panel, which included Patrick Bond from the University of KwaZulu-Natal and editor of Climate Change, Carbon Trading and Civil Society. John Bellamy Foster discusses Marxism and the environment further here.