Add Yahoo as a preferred source to see more of our stories on Google. The tree-killing emerald ash borer made significant expansion within Fort Collins and in Colorado in 2025. The insect is now found ...

A new partnership between the city of Madison Parks Division and Wisconsin Urban Wood will allow residents to buy lumber or handcrafted products made from ash trees slated to be removed because of ...

The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle has ...

In a hedgerow behind an elementary school, state entomologist Sven-Erik Spichiger works a screwdriver into the trunk of a dying ash tree, peels away a foot-long strip of bark and reveals something ...

In late June, Paul Cigan got a call from an arborist in Burnett County asking him to check out a suspicious ash tree. The the leaves on the upper branches of the tree had thinned, making the tree look ...