ForWarn II

Satellite-Based Change Recognition and Tracking

ForWarn featured in NASA Earth Observatory

Sap-sucking insects called hemlock woolly adelgids are draining the life from a common evergreen tree in the eastern United States. Once the non-native bugs become well-established, the consequences can be grave. Areas with severe infestations can see up to 90 percent of hemlocks die within about ten years. Check out the full article here!