Here are a couple of video links and article on frac sand and fracking. It is good to have the knowledge about what is going on with the entire frac sand issue.
The Price of Sand - http://www.indiegogo.com/The-Price-of-Sand-a-documentary
Gasland - http://gaslandthemovie.com/
Daily News article on WI not wanting to study effects of frac sand mining -
Eventually I will be moving all these links to a separate page so they will be easy to find.