Why do people thrive in such densely populated places as Manhattan Island, Hong Kong and Tokyo?

FORBES: Fact and Comment

Florida has a population that appears to be breeding, but only in Hawaii, where the fish is isolated on the island of Oahu, does it truly thrive, and there it's aggressively fished.

CNN: Fish tale

Having toured the carnage on the South Shore of Long Island yesterday in an effort to rescue my elderly parent, I realized that certain business will thrive in the aftermath of Sandy.

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