There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 million ...
The destructive Emerald Ash Borer beetle has been increasing its range in the U.S. for decades. After being found near Forest Grove in 2022, it’s been confirmed in five Oregon counties, as of ...
From British Columbia to California, volunteers are collecting ash seeds to help researchers at Oregon State University find genetic resistance to the invasive emerald ash borer. The emerald ash borer ...
The emerald ash borer, a tiny yet destructive invasive beetle known for wiping out ash trees on a large scale, has been confirmed at six new locations in northwest Oregon. First discovered in Forest ...
Samples for the study were collected by researchers from Penn State, the Forest Service and other partners around the Oregon ash range, extending from California, Oregon and Washington into British ...
Oregon Field Guide is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, ...
Portland’s urban foresters are girding for the impending destruction of the city’s ash trees by the emerald ash borer. The beetle—green, shiny, and smaller than a thumbnail—has been found in the four ...
The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle has ...
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