Parts of the North Cascades and Mount Baker are facing an outbreak of the western spruce budworm, aerial surveys reveal. The ...

Fire departments across western Washington reported a spike in fires over the Fourth of July, with many believed to be caused ...

More than half a million acres of trees spread across Washington were sick, struggling, or dead last year, according to the ...

Dozens of trees on a ridge above I-90 were cut or stripped. King County is now suing a trio of property owners.

Infrastructure is the stuff that makes life possible. But it's an eyesore. As early as the 1910s, Pittsburghers sought ways to hide it.

According to an announcement, the outbreak has affected Washington, Garrett and Allegany counties, leading to significant leaf damage on hardwood trees, particularly oaks.

The Maryland Department of Agriculture has reported an outbreak of defoliating caterpillars in Western Maryland. According to an announcement, the outbreak has affected Washington, Garrett and ...

Thunderstorms are moving across Western Oregon and Southwest Washington on Friday, bringing pea-sized hail, gusty winds, and ...

Aerial surveys find 545,000 acres of damaged trees in Washington, marking an increase from the previous year and underscoring ...

Grays Harbor County in Washington secured a federal grant to pay for a much-needed levee with bipartisan support. Then the Trump administration cut the program.

Deeply experienced National Park Service staffers are leaving in the face of budget cuts and uncertainty, and they might ...

A female hotshot firefighter's inside look at battling the ever-hotter and more frequent wildfires in America's West ...