Watch out 
Does this mean more suicide bombers and machete wielding tall black men? Or a new generation equipped with a deep understanding of what it means to be on the outside and know how to win the hearts and minds of a scared minority and introduce the ideas and knowledge needed to re-shape how the world works…
“The great bulk of today’s 1.2 billion youth—nearly 90 percent—are in developing countries,” said Carl Haub, PRB senior demographer and co-author of the data sheet. Eight in 10 of those youth live in Africa and Asia. “During the next few decades, these young people will most likely continue the current trend of moving from rural areas to cities in search of education and training opportunities, gainful employment, and adequate health care.” One of the major social questions of the next few decades is whether their expectations will be met.
http://www.prb.org/Publications/Datasheets/2009/2009wpds.aspx
