The Columbia Basin has been shaped by forces of unimaginable power. Lava flows, near mile-thick glaciers and ice age floods layered and carved up this landscape. The field evidence of these ...

Columbia Basin salmon and steelhead returns were between 10 million and 18 million fish before the dams. Recently, they’ve numbered about 2.3 million. Wild fish in particular have suffered.

Negotiations over the Columbia River basin could affect the environment in Canada and electrical generation and flood control in the United States. Negotiations of a 60-year-old treaty between ...

In abandoning the 2023 Resilient Columbia Basin Agreement, the Trump administration has made a myopic, science-denying decision that hurts the Pacific Northwest (“Trump ends historic Columbia ...