By Cait Williamson, Natural Resources Foundation of Wisconsin Dr. James P. Bennett, a retired research botanist with the United States Geological Survey and the University of Wisconsin-Madison Department of Botany, has spent his life studying and protecting rare plants. His research has focused on the impact of air pollution on plants, specifically on lichens and State Natural Areas in Wisconsin. “Wisconsin is losing plant species as part of the global biodiversity crisis,” said Bennett, who...