Billions in Change

The world is facing some huge problems. There�s a lot of talk about how to solve them. But talk doesn�t reduce pollution, or grow food, or heal the sick. That takes doing. This film is the story about a group of doers, the elegantly simple inventions they have made to change the lives of billions of people, and the unconventional billionaire spearheading the project.
UChsHrEgI8qb0dBa4UF791SQ/videos? > Billions in Change Official Film
The time for raising awareness is over. It is time to implement solutions to the most important global problems � water, energy and health.
Billions in Change

revolution, environment, development, research, physics, health, humanpowered, energy, technology, innovation,