Mon, Jan 23, 2017 at noon:
Decline of cash assistance and child well-being, Luke Shaefer
a PSC In The News reference, 2011
"Beyond 7 billion: Innovation and the future of population growth" - Washington Post. 10/27/2011.
As the world population has grown to 7 billion, David Lam says innovation has been the main reason we have been able to cope with this growth. And a continued rise in population will require more of the same.