Add Yahoo as a preferred source to see more of our stories on Google. In coastal Oregon, the state's tallest fir tree is burning. Douglas-firs (Pseudotsuga menziesii) are Oregon's most common trees, ...

Post-fire tree planting significantly accelerates forest recovery in burned areas, increasing regrowth rates by 25.7%. That's according to a first-of-its-kind study by researchers at the Ecological ...

Federal officials are enlisting arborists and other tree experts as they scramble to develop a plan to protect one of the world’s tallest non-redwood trees from losing a significant chunk of its ...

Across the western U.S., wildfires are becoming larger and more severe—and even trees that initially survive are dying in subsequent years, making it harder for forests to regenerate, according to new ...

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 ...