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This October, the over-a-century-old tree on Libe Slope located near the Sesquicentennial Memorial died and was cut down. This tree marks one of over 2,100 ash trees on Cornell grounds that will be ...

Kris Dullmer of Ash Tree Solutions, right, injects an insecticide into an ash tree named Big Jim in the Catamount Community Forest to combat the emerald ash borer in Williston on Tuesday, June 25.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The emerald ash borer (Agrilus planipennis) was first identified as an invasive species in the US in 2002. It is now found in over ...

ST. PAUL -- With the threat of emerald ash borer potentially killing ash trees in Minnesota, homeowners must begin planning for the future and plant a more diverse selection of tree species in their ...

Research entomologist Jian Duan cuts away bark from ash trees in search of emerald ash borers, an invasive species that has been killing off the trees. They’re looking particularly for those affected ...

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 ...

KILLEEN, Texas (KWTX) - The Texas A&M Forest Service has confirmed the Emerald Ash Borer has made it’s way to Bell County. It’s an extremely invasive species of insect and its favorite meal is Ash ...

Haskell Smith, urban forester for Bloomington, said the funding will support the assessment and treatment of 530 ash trees along public streets and in city parks. Smith said the grant will help ...

An ash tree in Norfolk affected by the dieback fungus which turns the leaves brown usually causing the whole tree to die Scientists researching a deadly ash fungus believe creating a seed orchard ...