Rainclouds are replacing wildfires in PNW skies, but the effects of even 'moderate' air pollution compound through the seasons.

With smoke in the PNW popping up more frequently and sticking around longer, even people who aren't part of 'sensitive' groups are feeling its impacts.

The spot where the U.S. processed plutonium to fuel WWII bombs is Eastern Washington's newest attraction.

A federal judge ruled that the owner of the Buckhorn Mountain mine in Okanogan County is responsible for cleanup and could face over $100 million in fines.

This week, air quality in Puget Sound peaked at an AQI of over 250. Revisit these Crosscut articles to see how an increase in wildfire smoke affects mental health, the environment and public spaces.

At Taylor Shellfish Farms, hiring is increasingly a challenge as skyrocketing housing costs and difficult working conditions make it hard to recruit.

As the state works to protect residents in a changing climate, a new study suggests the solutions should vary by location.

Gov. Inslee said the decision took a 'wrecking ball' to the EPA’s authority to curb pollution.

Despite new tech and materials, the most realistic solution is to use less plastic in packaging.

As we use more batteries in our daily lives, our ability to dispose of them will struggle to keep up.

The Oregon-based company NuScale designed 'cookie cutter' reactors that can be mass produced. Scrutiny has followed.

Videos of Mount Rainier 'venting' sent locals into a brief tailspin on social media this week. Here's how to know when to actually worry.

Researchers hope a new sonar technology, which triggers a nails-on-chalkboard-like reflex to seals and sea lions, could be a tool to protect the endangered fish.

The president celebrated Earth Day in Seattle's Seward Park by pledging to protect old growth trees. But his measures aren't enough.

Because the majority of the region's trees are in residential neighborhoods, responsibility for maintaining canopy coverage is shifting to homeowners.