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

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

The ash trees in the Columbia park are brittle and at risk of falling after dying from infestation by the emerald ash borer.

Dallas officials warn the emerald ash borer could impact hundreds of thousands of trees, forcing removals while the city ...

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

Hikers planning to visit Rib Mountain State Park this week should be aware of road and trail closures as crews remove ash ...

A department in the city of Chippewa Falls is nearing the finish line on a project that would remove the final ash trees from ...

A three-story mature ash tree hangs over Sara Turnquist’s property in Iowa City. It has shaded her children’s play dates, meetups with neighbors and driveway basketball games for years. The ...

This massive ash tree in Lyndeborough will be dead in a decade due to emerald ash borer. It can be saved, probably, but is it worth it? Credit: David Brooks Sign up for the Concord Monitor's morning ...

The much-loved trees that have shaded the library's garden and downtown Water Street for decades are deteriorating and could ...

BRAINERD — Guidelines are now in place to deal with the injection and removal of ash trees infested with emerald ash borer in Brainerd. City Council members approved the final reading of a tree ...

JOLIET, Ill. (AP) — Residents in Will County are seeing massive changes in their municipal treescapes as villages and cities compete for the best ways to remove and replace ash trees infested with the ...