Ideas worth spreading

1,832,108 views | Alex Steffen • TEDGlobal 2005

The route to a sustainable future

Worldchanging.com founder Alex Steffen argues that reducing humanity’s ecological footprint is incredibly vital now, as the western consumer lifestyle spreads to developing countries.

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This talk was presented at an official TED conference. TED's editors chose to feature it for you.

Worldchanging.com founder Alex Steffen argues that reducing humanity’s ecological footprint is incredibly vital now, as the western consumer lifestyle spreads to developing countries.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

About the speaker

Planetary futurist

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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.

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