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 ...

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 ...

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Two new pests in the Willamette Valley could decimate trees and worsen the ‘urban heat island’ effect that makes some neighborhoods hotter than others For years, Portland area politicians have ...

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 ...

PORTLAND Ore. (KPTV) - A bug that’s led to the destruction of hundreds of millions of trees has made its way into our area. It’s called the emerald ash borer, a type of beetle that lays eggs inside ...

PORTLAND, Ore. (KOIN) – The City of Portland is taking steps to prepare for the invasive emerald ash borer despite no confirmation of it yet in Multnomah County. The bug has already been spotted in ...

PORTLAND, Ore. (KATU) — Trees are one of the reasons so many people love living in the Pacific Northwest. Take the ash tree, for example. A lot of people come to a park like Westmoreland Park to enjoy ...

James E. Zablotny/USDA APHIS This week, crews removed dozens of infested ash trees in Forest Grove as part of a state plan to slow the spread of the destructive pest. This month, state agencies ...

Emerald Ash Borer beetles haven’t been identified in Eugene, yet. But the city’s foresters know the destructive insect will ...

Portland Parks partners with Bridgetown Construction to plant trees, focusing on areas with low canopy coverage.