As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study shows. Bark beetle-infested spruce trees begin to dry out already before ...

Add Yahoo as a preferred source to see more of our stories on Google. An infestation of bark beetles in trees along Interstate 5 will cause intermittent lane and ramp closures throughout the month.

SPOKANE, Wash. — Spokane's urban forest is facing a significant challenge due to a pine bark beetle outbreak, which has resulted in the removal of at least 200 Ponderosa trees. Urban Forester Katie ...

Bark beetle outbreaks are transforming Rocky Mountain forests, killing millions of trees and altering ecosystems. Climate change, dense stands, and drought have fueled their spread, pushing some areas ...

Louisiana House lawmakers are convening an emergency panel to deal with widespread beetle attacks on pine trees across the state and the public safety concern posed by the problem. It’s not the ...

Clockwise from top left: (1) Two lodgepole pines growing side-by-side with notably different bark textures, (2) a rough-barked limber pine that has been attacked by bark beetles, (3) a limber pine ...

Bark beetles are attacking trees all over Colorado, but their effects are widely up for debate. State officials and scientists have recently expressed differing opinions on the beetles and the impact ...

Nature gives rise to fascinating adaptations, which can sometimes lead to organisms living in some strange situations. The relationship between bark beetles, spruce trees, and a type of fungus is a ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study from the University of Eastern Finland shows. Led by Dr Samuli Junttila, ...