Annual cold snaps have kept some invasive tree pests in check, but outbreaks could become more common with warming ...

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

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

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

The fate of this natural wonder rests on sustainable choices, mindful tourism, and a collective vow to protect paradise ...

The fire mitigation plan suffers from a serious manpower crisis, with 60-80 poorly equipped staff members patrolling up to 40 ...

From the mountain maples in North Carolina to the stunning Spruce-fir trees that shade the Great Smoky Mountains, there’s nothing better than witnessing this fall foliage up close.

Swapping her weekly supermarket shop for a micro adventure in the Austrian Alps, Sarah Holt embraces the challenge of a short ...

Surveyors mapped approximately 545,000 acres across Washington with some level of tree mortality, tree defoliation, or foliar ...

Black oil sunflower seeds are a staple of bird feeders around the world, but humans mainly snack on striped seeds. Find out ...