By Juliet Eilperin / The Bulletin
November 1, 2011
Humans have mined resources from the coast of Peru and Chile for more than a century and a half, gathering the guano of seabirds for fertilizer and gunpowder. Those seabirds flourished on anchoveta in the coastal waters.
Now fishing vessels haul 7.5 million tons of the small silvery fish out of....