Mossback finds the answer in an epic geologic journey with Nick Zentner (aka Nick on the Rocks).

A new study delves into the links between climate change, wildfires and human health.

For the third year in a row, wildlife managers have decided to kill wolves after conflicts with livestock in the remote Kettle River Range.

The mayors of Seattle and Vancouver, BC, say that West Coast states, British Columbia and their cities are leading the charge toward clean energy.

Washington state road crews will make large-scale improvements to roads to help promote fish survival.

Go inside while our host reads, watches movies and exercises inside a box filled with diesel exhaust.

We're growing! And it's thanks to readers like you.

In this 360 video, see how the Eagle Creek Fire changed the forest and its popular hiking trails.

Washington's Camp Blaze teaches teenage girls how to put out fires — literally.

The fight for Northwest salmon pits sea lions against orcas, salmon, fishermen and almost everyone else.