American author, climate activist and co-founder of 350.org, Bill McKibben discusses his latest book, 'Falter: Has the Human Game Begun to Play Itself Out?' Amy and Bill explore the pivotal moment when the course of environmental history could have changed and our climate protected. They also explore the reasons why there is as much reason for optimism as there is for despair. Broadcast on 4 June, 2019.
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