Salmon Versus Cows

The World

Dams are traditionally blamed for declining salmon populations, especially on the Columbia and Snake Rivers. But as Henry Sessions reports from Oregon, trouble also starts further upstream, where grazing cows and lumbering disrupt water flow and spawning grounds for the fish.

Invest in independent global news

The World is an independent newsroom. We’re not funded by billionaires; instead, we rely on readers and listeners like you. As a listener, you’re a crucial part of our team and our global community. Your support is vital to running our nonprofit newsroom, and we can’t do this work without you. Will you support The World with a gift today? Donations made between now and Dec. 31 will be matched 1:1. Thanks for investing in our work!