Our Community Our Community: Earth Day at 40 KNBA Published April 22, 2010 at 3:10 PM AKDT Twitter LinkedIn Email By Danny Prestonhttp://stream.publicbroadcasting.net/production/mp3/kbc/local-kbc-897778.mp390.3 KNBA-FM, Anchorage – Guest: Pat Lavin - National Wildlife Federation. Topic: Earth Day Celebration