Researchers are now testing the four best strains against the invasive insect in parks and forests across the state.

Cornell researchers are trying to stop one of North America’s most destructive tree killers with a new wave of genetically resilient ash trees. According to a report by Krishna Ramanujan for the ...

A wildlife charity said it was facing a "woodland crisis" as trees were increasingly suffering with disease. The Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire shared the result ...

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 ...

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 ...

The University of Minnesota announced on Tuesday a new study that found certain fungi in the state can kill the invasive emerald ash borer beetle.

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Waterloo is partnering with the Iowa DNR to replace about half of the trees that were lost to the emerald ash borer in the past decade. The city will be making one type of apple tree and three species ...

(NEW YORK) — In northern Wisconsin, April Stone is carrying on a centuries-old Ojibwe practice of basket making. She uses wood from the black ash tree, a cultural keystone species that’s now under ...

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 ...