As global leaders are gathered in Sharm el-Sheikh for the Cop27 summit, the Guardian’s John Harris is joined by Labour’s minister for the climate and net zero, Ed Miliband, and columnist Gaby Hinsliff, to ask what will it take for politicians to finally take the climate emergency seriously? And, we hear from a Just Stop Oil activist on the action they’re taking. Help support our independent journalism at theguardian.com/politicspod