Courtney Flatt

In a historic agreement, the federal government announced Thursday it will fund tribal efforts to bring salmon back to the Upper Columbia River. Two massive dams have blocked salmon from that part of the river for close to a century.

As Washington State University athletics figures out how to handle the dissolution of the Pac-12 Conference, alumni say they worry about what the future holds.

Several groups say the Snake River dams are making the river too hot for sockeye salmon. Now, they’re planning to sue the federal government.

A fire in south-central Washington has threatened renewable energy projects, livestock and wildlife, and a major landfill for the state.

A once-rare flowering prairie plant has recovered enough in Washington and Oregon to be removed from the federal Endangered Species List.

Pacific lamprey are returning to the Columbia River in record numbers. That’s boosting tribal efforts to help the fish, which are a big part of some tribe’s histories.

Four congress members listened to testimony about whether the four Lower Snake River dams should stay in place or be removed.

When bighorns come into contact with grazing domestic sheep – the meetup could be deadly for the wild animals.

Northwest scientists say the region’s unique geology could help the planet. To keep heat-trapping gasses out of the atmosphere, researchers want to pump CO2 deep underground.

A major new energy storage facility for the Northwest is one step closer to being built, with federal regulators releasing new documents outlining some of the impacts of the Goldendale Energy Storage Project in south-central Washington – including likely damage to sacred Indigenous sites.