Scientists are working diligently to help the majestic American Elm reign once again, after the tree was decimated by Dutch Elm Disease. In this episode of Outdoor Radio , biologists Sara Zahendra and Kent McFarland of the Vermont Center for Ecostudies are in Plainfield at the foot of a disease-resistant elm. Scientists are taking branch clippings from 60 feet up to pair the buds with other resistant trees. When these buds open in a few weeks, the pollen will be harvested and matched to other