WOOLLY ADELGID THREATENS WNC HEMLOCKS
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In the mountains of the eastern seaboard from Georgia to Maine, a tiny insect is killing Eastern and Carolina hemlock trees. In many areas, it threatens to eliminate them completely. Among them is Western North Carolina. Duncan McFadyen reports.
A US Forest Service poster promoting biological control of adelgids.
Duncan's series first aired earlier this month.
Click here to listen to part one - history of the pest.
Click here to listen to part two - ways scientists are trying to control adelgids.
