TED Talks
Alex Steffen: The route to a sustainable future (2007x58)
Data emisji: Maj 01, 2007
Worldchanging.com founder Alex Steffen argues that reducing humanitys ecological footprint is incredibly vital now, as the western consumer lifestyle spreads to developing countries.
- Premiera: Gru 2006
- Odcinki: 2985
- Obserwujący: 10