Take the intiative 

Al Gore's speech to the US Senate 18 July 2008, calling for supplying 100% renewable electricity in the US within 10 years.
We Can Solve It

Track 100% renewable pioneer Dr Martin Vosseler's walk across the United States.
SunWalk 2008

Explore the storey of the first crossing of the Atlantic by Martin Vosseler.
Transatlantic21