Just outside Cottage Grove at the U.S. Department of Agriculture’s Dorena Research Center, scientists are playing a numbers ...

The emerald ash borer has been detected in Portland, Oregon, and the Oregon Department of Forestry is urging residents to ...

The emerald ash borer, a tiny yet destructive invasive beetle, has been confirmed at six new locations in northern Oregon.

Portland’s tree canopy will not look the same over the next decade. For many residents, the first signs of the emerald ash ...

The emerald ash borer, a destructive beetle from eastern Asia, is threatening ash trees in northwest Oregon. According to ...

The confirmation of the emerald ash borer in Aurora is prompting city officials to remove or treat infected trees and ...

Emerald ash borer, an invasive beetle that kills ash trees, was detected in Portland this summer, resulting in a quarantine ...

Over the summer, a private arborist noticed an ailing green ash tree at the David Douglas Aquatics Center near Hazelwood-Mill ...

An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many native ash trees that cool ...

This mean, green, tree-destroying machine might be coming to your area — if it isn't already there. The emerald ash borer, native to Asia, was first spotted in the U.S. near Detroit in 2002. It's ...

The emerald ash borer (EAB), a destructive beetle from eastern Asia, is spreading rapidly in Oregon, threatening ash trees ...

It’s official. The emerald ash borer, a half-inch-long metallic-green beetle, has arrived in Portland. Portland Parks and Recreation‘s Urban Forestry division recently released a plan to manage the ...