Design with the Other 90%: Cities

Half the world's population now resides in cities, which are expanding at an unprecedented rate. Close to one billion people live in crowded, unhealthy, informal settlements--commonly referred to as slums--many of which lack security of land tenure, adequate housing, sanitation, clean water and electricity. Experts estimate that by 2030, more than two billion people will be living in these slums. In 2007, Design for the Other 90% explored design that helps provide better access to food, wat...