Production took four years and was financed by individuals . Parts of the film were made in 10 different countries , showing existing pioneer projects in different cultures , from those funded by Nobel Peace Prize laureate Muhammed Yunus through micro-credit , to the vision of the Right Livelihood Award laureate Hermann Scheer of Eurosolar , to modern businesses working in the renewable energy sector . The film launched in cinemas in Germany March 18 , 2010 and had its U.S. premiere at the San Francisco Green Film Festival in March 2011
San Francisco Green Film Festival
San Francisco Green Film Festival
The Fourth Revolution: Energy