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 ...

11:07 a.m. June 29, 2022: A previous version of this story misspelled Constance Millar’s first name. Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic ...

An infestation of bark beetles in trees along Interstate 5 will cause intermittent lane and ramp closures throughout the month. According to the Washington State Department of Transportation (WSDOT), ...

PORTLAND, Ore. — Fire managers on the Bootleg Fire have mentioned beetle killed timber as one of their concerns as crews work to contain the massive wildfire in Southern Oregon. Trees killed by bark ...

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, ...

Bark beetles are capitalizing on the weakened state of Northern Nevada's trees due to persistent drought conditions, and hundreds of Jeffrey Pines in the Galena area are the latest victims. Bark ...

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 ...

The bark beetle infestation that decimated large swaths of forest in the southern Sierra Nevada has moved into the North State, killing millions of trees and adding fuel to an already dangerous fire ...

BISHOP, Calif. — Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic bristlecone pine forest in the White Mountains near the Nevada border, methodically ...

BISHOP, Calif. — Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic bristlecone pine forest in the White Mountains near the Nevada border, methodically ...