The Fishmeal Revolution: The Industrialization of the Humboldt Current Ecosystem

Off the Pacific coast of South America, nutrients mingle with cool waters rising from the ocean’s depths, creating one of the world’s most productive marine ecosystems: the Humboldt Current. When the region’s teeming populations of fish were converted into a key ingredient in animal feed—fishmeal—it fueled the revolution in chicken, hog, and fish farming that swept the United States and northern Europe after World War II.

The Fishmeal Revolution explores industrialization along the Peru—Chil...