Word from the Smokies: Park birds may have benefited from Clean Air Act
Word from the Smokies: Park birds may have benefited from Clean Air Act By Frances Figart, GUEST COLUMNIST © Neal Lewis, NPS | N. Lewis Warblers like the Black-throated Green Warbler are at the highest risk of illness and death from ground-level ozone, which not only harms avian respiratory systems but also damages vegetation that they depend on for food and shelter. Photo courtesy of N. Lewis. The World Wildlife Fund’s Living Planet Report released in September of 2020 brought the sad news that population sizes of mammals, fish, birds, reptiles, and amphibians have decli...