What Makes a Healthy Forest: An Interview with Jeff Wagner

Today's forests face more challenges than ever before. As we continue our series, The Future of Pennsylvania's Forests, one expert explains how some of these threats could alter our forests. Jeff Wagner is the director of the Pennsylvania Natural Heritage Program at the Western Pennsylvania Conservancy. He joins The Allegheny Front's Kathy Knauer in Fern Cliff Peninsula at Ohiopyle State Park for an early fall walk.