Greta Thunberg says UN Climate Change Conference is a ’scam’ |

Days out from this year’s United Nations climate summit in Egypt, activist Greta Thunberg has called for more ambitious cuts to global emissions, while expressing scepticism that the summit will deliver them. She’s produced a new book aptly named “The Climate Book“, which expresses hope that there’s still time to avert the worst of climate change, despite the bleak predictions. In this extended interview she speaks to ’s Sarah Ferguson from her home in Sweden. Subscribe: Read more here: ABC News In-depth takes you deeper on the big stories, with long-form journalism from Four Corners, Foreign Correspondent, Australian Story, Planet America and more, and explainers from ABC News Video Lab. Watch more ABC News content ad-free on ABC iview: For more from ABC News, click here: Get b