1. Department of Biological Sciences, University of New Hampshire, Durham, NH, United States
2. Gund Institute for Environment, University of Vermont, Burlington, VT, United States
3. Department of Forestry, University of Vermont, Burlington, VT, United States
4. Department of Biology, University of Vermont, Burlington, VT, United States
5. Environmental Studies Department, Antioch University New England, Keene, NH, United States
6. Northeast Center for Occupational Health and Safety: Agriculture, Forestry and Fishing, Bassett Healthcare Network, Cooperstown, New York, NY, United States