Thousands of broken trees line the banks of the Chattooga River. The dead gray stabs were once evergreen monsters offering shade to trout and picturesque views to visitors. These Eastern hemlocks are dying rapidly, and University ...
Ecology
Jan 10, 2012
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A recent analysis of two decades of USDA Forest Service Forest Inventory and Analysis (FIA) data shows the live volume of hemlocks in the eastern United States still increasing despite spreading infestations of hemlock woolly ...
Ecology
Sep 26, 2011
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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 ...
Ecology
Jul 21, 2011
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(PhysOrg.com) -- Northern flying squirrels are rapidly disappearing from Pennsylvania forests. Southern flying squirrels are taking over.
Plants & Animals
Jan 24, 2011
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New hemlock hybrids that are tolerant to the invasive insect known as hemlock woolly adelgid have been created by U.S. Department of Agriculture (USDA) scientists.
Ecology
Nov 10, 2010
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(PhysOrg.com) -- Cornell researchers released a well-studied beetle predator to test its ability to ward off a hemlock-killing aphid-like insect.
Ecology
Nov 11, 2009
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New research by U.S. Forest Service Southern Research Station (SRS) scientists and partners suggests the hemlock woolly adelgid is killing hemlock trees faster than expected in the southern Appalachians and rapidly altering ...
Environment
Feb 26, 2009
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