Once beetles enter a tree, both the larvae and the adults overwinter beneath the bark, Gale confirmed. According to Gale and ...

Adam Sibley, a post-doctoral student at Oregon State University, led a team of researchers to map the extent of scorching across the Pacific Northwest.

With so many varieties sold as Christmas trees, knowing what differentiates a Douglas fir from a Norway spruce is key to ...

There is a low-key battle with bark beetles underway on the flanks of Aspen Mountain. Colorado State Forest Service workers marched down steep slopes two weeks ago, stapling thousands of pheromone ...

A decade-long die-off of Douglas fir trees centered in southwest Oregon has recently accelerated, potentially requiring forestland owners to change management strategies, experts say. Over the past 10 ...

CAMP MEEKER ― More than 350 acres of mixed redwood forest that locals have long regarded as part of their own backyard is about to become a public park under a $2.23 million deal funded by the Sonoma ...

Families can again visit the San Juan National Forest to cut their own Christmas tree, with seasonal permits available online ...

West Coast forest landowners are expected to adapt to climate change by gradually switching from Douglas-fir to other types of trees such as hardwoods and ponderosa pine. West Coast forest landowners ...

We investigated the response of litter-dwelling arthropods to the effects of four forestry thinning intensities (Control, Light Thin, Light Thin with Gap, and Heavy Thin). With the balance between ...

SHERWOOD, Ore. — Deep inside a forest in Oregon's Willamette Valley stands a dead "Tree of Life." Its foliage, normally soft and green, is tough and brown or missing altogether. Nonetheless, the ...

Visiting a freshly logged forest in western Oregon earlier this fall, retired federal wildlife surveyor Erich Reeder stepped ...