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World’s biggest dam removal and restoration project

Removal of the Elwha and Glines Canyon hydroelectric dams, currently underway in the state of Washington’s Olympic National Park, is not only the world’s largest-ever dam removal, but is also the second largest ecosystem restoration project in the American National Park System. Rowan Watt-Pringle takes a photo by photo look at some of the key moments in this gargantuan project.

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