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 ...

An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many ash trees that cool residential neighborhoods on hot summer days. On Wednesday, Oregon forestry officials ...

A tiny beetle known for decimating ash trees throughout North America and Europe has been discovered for the first time in Portland and has spread to new sites in several other counties where the ...

SIOUX FALLS, S.D. (KELO) — Seven years after the emerald ash borer first arrived in the state, the fight remains strong in a game of treating and removing affected ash trees. “We have noticed more ...

PORTLAND, Ore. (KOIN) — It’s official. The emerald ash borer, a half-inch-long metallic-green beetle, has arrived in Portland. The Oregon Department of Forestry announced that the beetle from East ...

The emerald ash borer, an invasive beetle that’s already killed millions of trees across the country, was found in Southeast Portland this summer. Since its arrival in the United States, this tiny ...

The emerald ash borer, a tiny yet destructive invasive beetle, has been confirmed in Aurora. That's prompting officials in the Colorado city to remove or treat infected trees and encourage residents ...

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More than 50 ash trees in downtown Dover will be removed over the next several years due to an invasive beetle, according to the city. The emerald ash borer beetle is killing the city's ash trees, ...

The extensive death of ash trees in Western New York is creating a decline in emerald ash borer populations for the time being, and the release of wasps that prey on the invasive insect may limit the ...

Emerald ash borer, native to eastern Asia, was first found in the U.S. in Michigan in 2002. Since then, it’s killed millions of ash trees across the eastern U.S. The invasive beetle was first detected ...