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 ...

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 ...

British trees are evolving resistance to deadly ash dieback, reveals new research. Natural selection in woodlands is acting to combat the fungal disease that has devastated ash trees across Europe, ...

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 ...

The emerald ash borer has decimated ash trees in New York, which once comprised 7 percent of the biomass of the state’s forests. In a region of Ulster County stretching from Kingston up to Saugerties ...

WAUSAU, Wis. (WSAW) - The Wisconsin DNR reminds hunters to avoid placing deer stands in or near ash trees as they start scouting properties ahead of the coming deer hunting season. Most ash trees in ...

A decade after ash dieback was found in the UK, there is still a real threat of importing other diseases with a “similarly devastating” impact, conservationists warn. The disease, which causes leaf ...

When Shirley Rounds Davis moved to her home on the Far South Side decades ago, she could see a maple tree through the window. Over the years, she watched it grow. “And the birds would come,” Davis ...