In southern Oregon, they call it “fir-mageddon.” That’s where we first began to notice the rapid decline of the Pacific Northwest’s largest and most prolific tree. The Douglas fir is not only the ...

Add Yahoo as a preferred source to see more of our stories on Google. A house, shaded by large trees. - Alex Potemkin/Getty Images When it comes to choosing the right fast-growing tree for year-round ...

Douglas fir dieback is spreading from southwest Oregon into the Willamette Valley. Long-term drought has led to swaths of weakened trees increasingly killed off by insects and disease. The flathead ...

Drought and insects have killed an unprecedented number of Oregon’s Douglas fir trees during the last decade, costing billions in timber value, damaging infrastructure and ramping up wildfire danger.

Douglas firs, hemlocks and ponderosa pines are fundamental parts of Oregon’s natural forests. In fact, there are people working across the state to breed better versions of those trees to be more ...

Douglas fir trees around Ashland are dying in the thousands. It’s one example of how our changing climate is affecting forests in the region. Ashland Fire and Rescue Wildfire Division Chief Chris ...

The world’s tallest Douglas fir is damaged but alive after burning for nearly a week in Oregon. On August 21, arborists climbed the famous 327-foot-tall tree known as the Doerner Fir and used a hose ...

Douglas-fir (Pseudotsuga menziesii) is one of the premier species of the Western forests. Not only is the wood exceptionally strong for its weight, but the trees are abundant. Trees can grow more than ...

All my life I’ve been hearing about Douglas firs. Who was Douglas, and why does he get to have a tree named after him? —Fir Burger Behold the mighty Douglas-fir, a tree whose story is as rich in ...