The largest dam removal project in US history is finally complete, after crews last week demolished the last of the four dams on the Klamath River. It’s a significant win for tribal nations on the Oregon-California border who for decades have fought to restore the river back to its natural state. The removal of the four hydroelectric dams — Iron Gate Dam, Copco Dams 1 and 2, and JC Boyle Dam — allows the region’s iconic salmon population to swim freely along the Klamath River and its tributaries, which the species have not been able to do for over a...