John Pearce is joined by Lehigh University Professor Dork Sahagian to talk about how the Earth is being changed by global warming and what solutions still exist.

Walking for Hunger with Dianne Kareha, Steve Simmons, and Abby Goldfarb | Perspectives

John Pearce welcomes listeners to conversations about local and regional history, religion, and the humanities through interviews with professors, experts and religious leaders. He also invites Lehigh Valley residents to share their stories, and spotlights community organizations doing good in their neighborhoods.