Ecology

Dave Porfiri, his wife Linda Duvoisin and their two daughters Jane and Harlan spend most of June 2013 on the road. They’re filmmakers, and they drove an…

The monarch butterfly population is dwindling, and gardeners in Chattanooga are helping restore the butterflies' lost habitats. The Tennessee Valley Wild…

Eastern hemlock trees atop Signal Mountain and across the Cumberland Plateau are common right now, but many could die off in the next few years. The…