About 95,000 ash trees live in Portland, and most of them could become infected and die in the next few years with the recent arrival of the emerald ash borer, an invasive, tree-killing pest that’s ...

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 ...

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PORTLAND, Ore. (KOIN) – The emerald ash borer is in Portland, and experts are calling on the city’s residents to protect their trees from the invasive beetle. But here’s the catch: A lot of bugs look ...

PORTLAND, Ore. (KOIN) – Portland is bracing for yet another threat to the city’s greenery. The emerald ash borer, a half-inch-long metallic-green beetle, is expected to arrive in Portland soon. More ...

The emerald ash borer is an invasive species of tiny green beetle that has been killing millions of trees across the country.

Emerald ash borer, an invasive beetle that kills ash trees, was detected in Portland this summer, resulting in a quarantine zone expansion to try and curb the pest’s spread, according to the Oregon ...

On Wednesday, the Oregon Department of Forestry announced that the emerald ash borer has now been found in the Hazelwood neighborhood in East Portland and five other new sites in the north Willamette ...

AMNW host Helen Raptis retires from KATU after nearly 29 years Helen Raptis, host of AM Northwest and longtime KATU on-air personality, had her last day at the station Friday, retiring after nearly 29 ...