Sorry don't know what happened there...recently these enviro ppl's were complaining about radioactive chemicals in the waters downstream from Marcellus drilling, they actually made a huge deal of this the last couple weeks.
http://www.pittsburghlive.com/x/pittsburghtrib/news/breaking/s_726210.html
http://www.washingtonpost.com/wp-dyn/content/article/2011/03/07/AR2011030702063.html
This was just recently tested and the article is from today...so much for another of their arguments shut down. You can't deny the science and the facts. This isn't a test done by the industry either.
Rocco