The overarching goal of this plan is to restore the tree canopy to pre-ash borer levels, which is 16 percent coverage. CEDaR's researchers, Michael Szuberla, a PhD student in environmental studies, ...

The emerald ash borer, an invasive insect and threat to Maine ash trees, was confirmed on Mount Desert Island.

The presence of the emerald ash borer has been confirmed in Palo Alo County for the first time, the ash tree-killing insect is now confirmed in all of Iowa’s counties except Emmet County The ...

Given cedars are types of evergreen trees, it can be panic-inducing to see the needles discoloring. Fortunately, not all reasons for your cedar tree turning brown are ones to worry about.

Councils are required to sign NDAs to access information on shot-hole-borer infected trees, which has drawn the ire of some mayors, who say its stifling efforts to fight the pest. The tiny ...