Gapminder's mild mannered Hans Rosling, demonstrates the scary world trend towards urbanization. It's pretty hard to miss in his unveiling of the "truth through statistics". Can we, as a species, design ourselves out of needing more than one earth? The ecological challenges due to urbanization requires an unprecedented collaborative effort from architects, engineers, landscape architects - a charrette of epic proportions. It's also an educational challenge for teachers to prepare our youth for the future.
The design solution lies not in buildings, energy efficient cars, gadgets, but the redesign and re-imagining of a life.