Scott Duncan
The Science of Overpopulation
youtube.com
Hank talks about the issues of rising global population. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twit...
youtube.com
Hank talks about the issues of rising global population. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twit...