Cornell is at the forefront of determining how "invisibility cloaks" and walls of protection may give ash trees hope of revival.

Jules Ginenthal, Natural Areas Stewardship coordinator at Cornell Botanical Gardens, plants a grafted lingering ash tree ...

Minnesota Soil and Water Conservation Districts (SWCD) are now promoting their spring tree orders. Minnesota farmers, ...

All of Iowa's 99 counties confirmed having the ash tree-killing insect, emerald ash borer, the Iowa Department of Natural Resources reported Thursday. As one of the most commonly planted street trees ...

Glen Cove will replace ash trees damaged by the emerald ash borer, an invasive beetle from Asia that has destroyed tens of millions of trees across North America, city officials said. The city will ...

Two new pests in the Willamette Valley could decimate trees and worsen the ‘urban heat island’ effect that makes some neighborhoods hotter than others For years, Portland area politicians have ...

The emerald ash borer, an invasive beetle, continues to devastate forests across North America, killing millions of ash trees ...

NEW YORK (AP) — Five prominent species of ash tree in the eastern U.S. have been driven to the brink of extinction from years of lethal attack by a beetle, a scientific group says. Tens of millions of ...

You’re walking along White Rock Creek, surrounded by the dense canopy of green. In that canopy, you see the majestic ash ...

Native fungi from forests killed emerald ash borers in lab tests, offering a potential new biological tool to slow the ...

GLOUCESTER COUNTY, Va. (WRIC) — The emerald ash borer, a metallic-green invasive insect, have spread throughout the state over the past 15 years, killing native ash trees in its wake, but efforts are ...