Forest fungus factory: New technology fights hemlock pest
Thursday, July 21, 2011 - 15:00
in Earth & Climate
An invasive insect, hemlock woolly adelgid, has been marching north along the Appalachians, killing almost every hemlock tree in its path. The adelgid has devastated forests in Georgia, Tennessee, and Virginia. The pest recently arrived in Vermont and other parts of New England. So far, only extreme cold stops the adelgid.