LINCOLN, Neb.--(BUSINESS WIRE)--Peter Prengaman, Global Climate and Environmental News Director of the Associated Press (AP) joins the Arbor Day Foundation in episode 9 of its podcast, “Unearthing Optimism.” Over the course of his career, Prengaman has reported from more than 15 countries across the world. Now, he and his team are bringing global environmental challenges into sharper focus for millions of readers. In a conversation with CEO and host Dan Lambe, Prengaman shares how environmental