Please listen to this conference "Food, Ethics and the Environment" which is produced by Princeton University and their University Channel Podcast:
Agriculture uses or should I say misuses a very large percentage of our water.
http://H2Opodcast.com (Environment Podcast)
http://H2Opodcast.blogspot.com/ (Blog for above)
http://NuestraFamiliaUnida.com (Latin American History Podcast)
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