Douglas-firs ( Pseudotsuga menziesii) are Oregon's most common trees, but the tree that's ablaze, known as the Doerner Fir, ...

The iconic Douglas-fir has been standing tall in Oregon for many centuries. But the evergreen species isn't doing so well lately, with many trees dying off in parts of the Klamath Mountains of ...

Rising wildfire risk in the Pacific Northwest combined with volatile timber pricing may lower forestland values by as much as ...

A study from Oregon State University and the U.S. Forest Service found the four-day extreme heat event scorched more than ...

Oregon’s outdoor adventures, from tree climbing to whale watching and historic train rides, are a great way to experience the ...

When wildfire risk runs high, the most profitable time to harvest Douglas-fir trees falls from roughly 65 years to just 24.

PORTLAND, Ore. — This week we're heading on a hunting trip with “man’s best friend” who has the keenest sense of smell for finding underground treasure just under the forest duff — it’s an Oregon ...

Some of the most spectacular forests of Douglas fir in the West are found on the west slope of the Cascade Mountains in Oregon. Though heavily logged by the timber industry for its straight-grained ...

CORVALLIS, Ore. (KTVZ) – Douglas-fir trees will likely experience more stress from drier air as the climate changes than they will from less rain, computer modeling by Oregon State University ...

Increases in mortality among Douglas-fir in the Klamath Mountains are the result of multiple factors that have the iconic tree in a 'decline spiral' in parts of the region. Increases in mortality ...