“The Columbia River was once the most productive wild Chinook habitat in the world,” said Russ Thurow, a fisheries research scientist with the Forest Service’s Rocky Mountain Research Station.
Standing alongside the Salmon River in Idaho, Mr. Thurow considered the prospect that the fish he had spent most of his life studying could disappear. “It’s hard to say, but now these fish have maybe four generations left before they are gone,” he said. “Maybe 20 years.”
LINK (via: The NY Times)