In 2002 in Michigan, many ash (Fraxinus sp.) trees started to show obvious signs of decline, and after careful inspections, arborists and biologists soon discovered a pest unknown to the U.S. as the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — After 10 years of preparing ...

The emerald ash borer, a tiny yet destructive invasive beetle known for wiping out ash trees on a large scale, has been confirmed at six new locations in northwest Oregon. First discovered in Forest ...

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

DENVER — The emerald ash borer, an invasive wood-boring insect, has been detected in Denver for the first time, the city said Thursday. The invasive beetle infests and destroys Native American species ...

PORTLAND, Ore. (KOIN) – The dreaded emerald ash borer has made its way into Portland, and it poses a threat to every ash tree in the city. The invasive beetle from East Asia has already had a ...

Camila Van Order González is a reporter for Community News Service, part of the University of Vermont’s Reporting & Documentary Storytelling program. Since the emerald ash borer was first detected in ...

MOUNT DESERT ISLAND, Maine (WABI) - State forest Officials have identified an infestation of emerald ash borer on Mount Desert Island. Maine State Forester Patty Cormier says an arborist in Bar Harbor ...

This non-native beetle kills ash trees by feeding on the layer beneath the bark, cutting off water and nutrients. Approximately one-third of the trees in Fort Collins are ash trees, making the city's ...