The dozen regional powerhouses driving the U.S. economy
At night, satellite images show a string of near-constant light along the cities of the U.S. East Coast. Urban growth and sprawl have created a map where Washington blends into Baltimore, and on through Philadelphia, Trenton, New York, Hartford, Providence, and Boston.
The concept of mega-regions dates back to 1957, when the economic geographer
Jean Gottman coined the term `
megalopolis` to describe the emerging economic hub that stretched from Boston to D.C. The term came to be applied to a number of regions, including the vast Midwestern megalopolis that extends east from Chicago through Detroit and Cleveland and south to Pittsburgh, which Gottman dubbed `Chi-Pitts,` and many more across the United States and around the world. More than just a collection of cities or one giant city, a mega-region is greater than the sum of its parts.
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