Of Pigs and Bees:

Michael Pollan, in his article in the NYT, "Our Decrepit Food Factories," wonders whether the notion of "sustainability" has lost it's meaning now that it's the hip thing to be. He looks at two cases -- massive anbiotic usage in pig farms and migrant-worker bees -- to examine the unintended consequences of cheap food.

http://www.nytimes.com/2007/12/16/magazine/16wwln-lede-t.html?em&ex=1198040400&en=e7a91eb098532b78&ei=5070