Joel Salatin, an organic farmer located in the Shanendoah Valley in Virginia, loves his grass - and so do his cows. In this talk Salatin outlines the role that this often unsung hero of the plant world plays in sustainable farming, and the effects that efficient utilization can have on our environment.

This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at http://ted.com/tedx