Here is an interesting article on some of the projects coming out of Billions in Change.

One of the projects is a stationary bicycle that can generate power for homes in rural areas. This and other projects are the being developed by Manoj Bhargava, founder of 5 Hour Energy.

More information on this project can be found at:

http://economictimes.indiatimes.com/nri/nris-in-news/nri-billionaire-manoj-bhargava-to-distribute-stationary-bikes-to-power-homes-in-india/articleshow/49349890.cms