Did you know: For the first time in 2008 the world’s city dwellers outnumbered those in the countryside. The share of urbanites is projected to continue increasing, so that by 2030 some 60 percent of the world’s population will live in cities. For more information view the text and data in Chapter 6 of Plan B 4.0: Mobilizing to Save Civilization.

March 28, 2012
Lester Brown speaks as a keynote at the 2012 Limits to Growth Symposium hosted at the Smithsonian. Posted March 28, 2012.