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.

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.

On this TEDx video he advocates:

• Bright Green Cities
• Leapfrogging
• Tools for Collaboration
• Grassroots Solutions