Scientific American: Fights over salmon have raged for decades in the Pacific Northwest. Overfishing in the late 19th century, the proliferation of dams in Oregon and Washington in the 20th, and more recent ecological shifts have set tribes, conservationists and the fishing industry head to head over the diminishing resource.
By the end of the 21st century, though, there may be nothing left to fight about.
The waters off the coast of the Pacific Northwest are warming, particularly in the upper reaches where pelagic...