As the state's forests become weakened and stressed, they become more susceptible to insects and disease — even some that, at ...

First discovered in summer 2022 in southeastern Michigan near Detroit, the emerald ash borer is a small but mighty force to ...

Sherrone Moore is too new to have much of a coaching tree, but who else in the Big Ten has the best coaching trees?

As May marks Wildfire Awareness Month, the Oregon Parks and Recreation Department (OPRD) is teaming up with the Oregon ...

In environmental news it’s Emerald Ash Borer awareness week and the Oregon Department of Forestry is working to slow the spread of this destructive invasive species. Commonly called just EAB, this ...

Ash trees support wetland ecosystems and help maintain water quality ... to white pine blister rust in a trial at the Dorena Genetic Resource Center in Oregon. Credit: Richard Sniezko In a sense, it’s ...

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 ...

Since 2019, scientists in Penn State's Louis W. Schatz Center for Tree Molecular Genetics have focused research efforts on Oregon ash (Fraxinus latifolia), a species that plays a critical role in ...

If the emerald ash borer’s spread into Oregon is a slow-moving natural disaster, researchers want to at least blunt the incursion’s full impact. A team of experts hopes to identify Oregon ash ...

Dr. Max Ragozzino with the Oregon Department of Agriculture held up an ash tree branch, pointing to the holes on one side. “In a sample like this, each of these little de-shaped exit holes is ...

WASHINGTON COUNTY, Ore. (KATU) — We are getting a better look at how conservation experts are dealing with an invasive beetle targeting Oregon's ash trees. The bug was first discovered in ...

Over time, ash trees will lose leaves and branches ... PMB 46837, Beaverton, Oregon 97008-7105.