Posted by GSerrano on March 27, 2009 ·
It will eventually be a world of cities. The planet is expected to have 5.3 billion urban residents by 2050, according to forecasts by the UN. That’s 2 billion more than what the planet has today. In developing countries, 5 million new people migrate to cities every month, swelling urban populations. Many are fleeing the poverty of the countryside, [...]