In the year since the emerald ash borer was detected in Oregon, questions have been pouring in about what to do if an ash tree becomes infested and is killed by the invasive beetle. Currently, the ...

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 ...

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 ...

An invasive beetle that has decimated ash trees across the country and in much of North Carolina has been found in Cumberland County, and there's little to nothing officials or property owners can do ...