The Roundtable Earth Day - Bill McKibben - Eaarth WAMC Northeast Public Radio Published April 22, 2011 at 9:50 AM EDT Facebook Twitter LinkedIn By Joe Donahuehttp://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-964716.mp3Albany, NY – We check in with Bill McKibben for our State of the Planet address.