Thirty years ago, Bill McKibben offered one of the earliest warnings about climate change in his groundbreaking book The End of Nature. In his latest offering Falter: Has the Human Game Begun to Play Itself Out? Bill broadens the warning to include the entire human race, suggesting we are entering the final chapter of our existence. Tune in for a discussion with Bill McKibben about the end of the world as we know it, in this installment of Leonard Lopate at Large on WBAI.