vlogbrothers

vlogbrothers

7,000,000,000 People (2011x126)


Udgivelsesdato: Okt 26, 2011

The world population, as you watch this video, is about to hit an arbitrary landmark. But, still, the growing world population is not an insignificant issue, nor is the explosion in resource use in the developing world. But overall...I'm optimistic.

  • Premieret: Jan 2007
  • Afsnit: 2304
  • Følgere: 1
  • Kørende
  • YouTube
  • på 12