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Άλεξ Στέφεν :
Ο δρόμος για ένα αειφόρο μέλλον

TEDGlobal 2005 · 17:34 · Filmed Jul 2005
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Ο ιδρυτής του worldchanging.com, Άλεξ Στέφεν, υποστηρίζει ότι το να μειωθεί το οικολογικό αποτύπωμα της ανθρωπότητας τώρα είναι ζωτικής σημασίας καθότι ο δυτικός τρόπος ζωής εξαπλώνεται στις αναπτυσσόμενες χώρες

Planetary futurist
Alex Steffen explores our planet's future, telling powerful, inspiring stories about the hard choices facing humanity ... and our opportunity to create a much better tomorrow. Full bio
This talk was presented at an official TED conference, and was featured by our editors on the home page.

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