It's a question all of us face sooner or later: whether to spend a good chunk of money to protect against a catastrophe that has a very low chance of occurring. A workshop that just wrapped up in Corvallis, Oregon considered that dilemma in the context of Northwest dams and a magnitude 9 earthquake.
A federal judge who has ruled for more than a decade on how to save Columbia and Snake River salmon says four dams on the Lower Snake River should be torn down.
