Just as energetic is the attempt to nurture a new generation of entrepreneurs. (For 100 years, Michigan coasted on the success of that hyperactive entrepreneur, Henry Ford.) The University of Michigan has a two-year-old Centre for Entrepreneurship, providing classes and other support to students with business ideas.

ECONOMIST: Michigan

Eben Upton, the former Cambridge computing academic who came up with the idea for an affordable device that would encourage a new generation to get coding, has just blogged about the new store.

BBC: The Pi Store opens

No doubt the headline amount of this suit is just for show and Brazilian regulators are pragmatic enough to appreciate the risks inherent in forging a new generation of ultradeep oil exploration.

FORBES: Brazil Overreacts To Chevron Oil Spill With $11 Billion Suit

Building turbines on land can be just as controversial, suitable locations for fixed-base shallow-water turbines are limited and a new generation of big turbines will need lots of space: only a couple can be placed in each square kilometre.

ECONOMIST: Monitor