There’s a tree killer on the loose in Oregon ... “They’re basically sitting ducks,” said Wyatt Williams, an invasive species specialist for the Oregon Department of Forestry.

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

The fungus grows, robbing tree canopies of water necessary ... Oregon white oak at Sandy River Delta,” Oregon Dept. of Forestry (ODF) Invasive Species Specialist Wyatt Williams said.

We walked until we found a tree not already ... When the study of invasive plants took off in the ‘80s and ‘90s, scientists focused on the fast-growing, sun-loving species that overrun ...

Oregon is home to many native squirrel species including chipmunks, ground squirrels, tree squirrels, and even flying squirrels. Sadly, you're also likely to see the more common invasive species ...

The invasive emerald ash borer ... of connectivity between populations of Oregon ash, the patchy distribution of populations may impact the tree species' long-term evolutionary potential.

Should we be actively working to kill invasive species ... from Penn State collected samples from a specific species of ash ...

Spotted lanternflies have steadily spread across the East Coast and into the Midwest. But now researchers are using specially ...

May 22, 2025 — Planting flower strips in a field with at least two species ... and tree species diversity -- can affect ... Native Turtles Return to Yosemite After Removal of Invasive Bullfrogs ...