One by one, the factories shuttered and left our shores, with not even a thought about the millions and millions of American workers that were left behind.
That matters because theory suggests that the maximum sustainable yield that can be cropped from a fishery comes when the biomass of a target species is about 50% of its original levels.
2 I think I got serious about this only recently when I ran into one of my former students, fresh from an excursion to Europe. " How was it" ? I asked, full of earnest anticipation.