Individual ideas and people are the key, obviously, but there are three problems with Britain's tech ecology that its government could ameliorate.

ECONOMIST: Entrepreneurship and technology

Many sharks perish as bycatch, but increasingly they are being hunted for their fins, a delicacy in China and a lucrative commodity. (The annual export of fins is thought to be worth about a billion dollars.) One study, published in Ecology Letters last year, estimates that between twenty-six million and seventy-three million sharks are killed for their fins every year.

NEWYORKER: Neptune��s Navy