Tuesday, September 04, 2012 Latin America
In many parts of the world, if families outgrow their homes they simply add on to them. They grow 'em, piece by piece, room by room, brick by brick, when they get some extra cash. But, turns out, that's not very efficient. It wastes money, supplies, and lots of time.
Alex Goldmark reports from Mexico, on a new way to build affordable housing -- and I mean really affordable.