TED Talks: Louise Fresco, Value of Bread
This is a great presentation on the value of bread and how we often take modern agriculture for granted, especially as we desire a more sustainable future. Louise Fresco is a professor at the University of Amsterdam and has traveled the world to observe and work with rural agriculture.
This TED video and more are available at the TED website, www.ted.com, and on Twitter, @tedtalks.
(This video is long by web standards, 18 mins, but is well worth the watch.)