Just north of Withrow, WA, pancake-flat fields are dotted with massive rocks that help us visualize an Ice Age glacier.

The Swinomish Indian Tribal Community is creating new habitats along the coastline to help marine life weather rising sea temperatures.

The range’s oldest bedrock sits high in the mountains near Canada. But the yellow aster gneiss originated an ocean away 400 million years ago.

Rare Care Program Manager Wendy Gibble and a team of biologists, students and citizen scientists from the University of Washington conservation program hope to identify and conserve Washington’s...

Shifting glaciers revealed the North Cascade peak’s origins, forged from three ancient volcanoes that lived and died over the past million years.

In a Crosscut interview, the governor ties his legislative priorities to one question: What kind of Washington do we want to leave for our grandchildren?

Dr. Gwen Shlichta studies cabbage white butterflies to predict how other organisms may adapt to climate change in the future.

Greenschist gets its tint from minerals compressed under the ocean long ago. Now it caps an entire mountaintop in the North Cascades.

Special thanks to Central Washington University as the original...

On the agenda starting Jan. 8: Spending Washington’s carbon tax, tweaking the cap-and-invest program and taking a stab at utility rebates.