Andreas Malm's 2016 book, Fossil Capital: The Rise of Steam Power and the Roots of Global Warming, has significantly shaped debates about the relationship between energy, capitalism, and global warming. Eva Cherniavsky (University of Washington) introduces this EH Forum on Fossil Capital, in which four leading scholars assess the strengths and limits of Malm’s influential book, and ask: where do we locate the cultural and political prospects for creating a post-carbon economy?