Yellow birch. (Image Homer Edward Price [CC BY 2.0 (https://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons) Forests play a major role in drawing-down ...
A canker on a red oak tree in Texas. Cankers are areas of dead bark on trees. The scariest thing in yards this Halloween may not be trick-or-treaters, but "zombie trees." These trees aren't dead, but ...
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