Read Mark Bittman's column in the New York Times.
Healthy food for thought...and if you feel so inclined, send this link to a few friends of yours. That will be a positive and direct action that will move us closer to the goal of healthy food for everyone.
http://opinionator.blogs.nytimes.com/2011/02/01/a-food-manifesto-for-the-future/?src=me&ref=general
P.S. Nothing bad will happen to you, at least not immediately, if you decide not to spread the word--but I'll be so disappointed.