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 ...

One of the three wasp species the state's Division of Forests and Lands uses are tied to a tree during their release so they can emerge in their own time. Earlier this summer, during a scheduled tree ...

In 2006, Kathleen Knight was walking through a forest in northwest Ohio. She's a researched ecologist with the U.S. Forest Service. All around her were big, beautiful ash trees, tall trunks with lush ...

Ash saplings newly planted on Cornell land are potentially resistant to devastating emerald ash borer insects, making the ...

oratorium on the planting of ash trees and a state effort to fell the trees from state forests, Columbia County will continue selling ash saplings during its annual tree sale. The program, which ...

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

CEDAR FALLS — The city will resume removal of ash trees in the public right-of-way due to emerald ash borer, with no option for adjacent neighbors to apply pesticide to save those trees. The City ...