City officials hope to protect thousands of native ash trees from destructive emerald ash borer beetles through tree removals ...

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

Oregon State Parks begins the busier season with a small thank you to its visitors — free camping and day-use parking on ...

In environmental news it’s Emerald Ash Borer awareness week and the Oregon Department of Forestry is working to slow the ...

As we continue to celebrate American Wetlands Month, we encourage you to look at the plants in your area. One way to tell ...

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 ...

Using a unique dataset — the planting of more than 36,000 trees between 1990 and 2020 in Portland, Oregon by the nonprofit group Friends ... called the emerald ash borer, coincided with an increase in ...

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 ...

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 the ...

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 ...