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 ...
CORVALLIS, Ore. – 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, a new ...
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 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results