Ash trees are dead or dying because of the little iridescent green beetle The emerald ash borer's small size – no bigger than a cooked grain of rice – belies its destructive power. The beetle’s ...

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 ...

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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.

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 ...

The tiny green insect is likely to tear a path of destruction through Oregon ash, but its late arrival has given the state time to prepare. A couple of weeks ago, Dominic Maze was picking up his kids ...

Bark beetle infestation is a leading cause of tree death in the United States, and as the climate warms, trees weakened by drought are more and more susceptible to being taken out by a growing plague ...

Lea Nash was talking to her neighbor about Oregon's newest pest when one flew into her neck — or so she thought. Standing near their Eugene homes close to River Road, the bug bounced off her neck and ...

ROB: REMEMBER THIS DESTRUCTIVE LITTLE PEST? THE EMERALD ASH BORER IS BACK. JULIE: THIS TIME IT’S SHOWING UP IN PAPILLION, AND CITY CREWS ARE CUTTING DOWN INFECTED TREES. KETV NEWSWATCH 7’S JOSH ...