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 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 ...

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 ...

A mixed stand of Douglas-fir and western hemlock scorched near Seaside, Oregon following the 2021 heat dome. (Photo by Gabriela Ritokova/Oregon State University) Using satellite imagery, researchers ...