Add Yahoo as a preferred source to see more of our stories on Google. The Oregon Department of Forestry is assessing damage done by the spruce aphid insect along the Oregon Coast after an outbreak in ...

In the Thuringian Forest or the Harz Mountains, dead spruce trees (Picea abies) dot the landscape like skeletons. Many have already fallen or been cut down. These dead trees serve as memorials to the ...

University of Alberta research is showing how trees and fungi team up to survive and stay healthy against insect attacks—an alliance that could lead to more resilient forests. Endophytes—tiny ...