S5E1: How do we protect our forests from invasive species?

The invasive browntail moth exploded in Maine this summer. It damages and kills trees and causes rashes and respiratory problems in humans. The moth, however, is only one of many invasive species that plague Maine forests. University of Maine entomologist Angela Mech helps combat these unwanted visitors from the front lines, and she and her read more S5E1: How do we protect our forests from invasive species?