A small beetle is responsible for the death and decline of billions of ash trees in North America, and the race is on to stop ...

There’s a silver lining to this arctic blast: emerald ash borer (EAB) larvae overwintering in ash trees may die in high numbers.

Research entomologist Jian Duan cuts away bark from ash trees in search of emerald ash borers, an invasive species that has been killing off the trees. They’re looking particularly for those affected ...

The large ash tree in our backyard has clearly had problems for years. One large limb died a few years ago, and the crown has been ever-thinner each year. This fall, however, seemingly overnight, a ...

Littleton has detected the Emerald Ash Borer in at least one tree in town. The beetle is a non-native pest that has the potential to dramatically change the landscape of Colorado's Front Range. "One ...

Along the St. Louis River, more than 60,000 trees will be planted to replace dead ash trees and protect the estuary. With dead ash trees all around, Nathan Wagner, of Janesville, Wis., a member of ...

Research Entomologist Jian Duan cuts away bark from ash trees in search of emerald ash borers, an invasive species that has been killing off the trees. They're looking particularly for those affected ...

I wouldn't describe myself as a tree-hugger, in the truest sense of the word, but I do love trees. The same can be said for a great many people. I remember in the 1980s when Dutch elm disease was ...