This recent news should help inform the upcoming decision in Boulder county. Pests are becoming resistant to BT, through exposure to GMO crops. This will greatly affect organic farmers, since we depend on BT for organic pest control. Even worse is that Monsanto and other companies are trying to compensate by through a technique called RNA interference, to make crops deadly for insects to eat, turning off one of its essential genes. Here is the link to the article from the Wall Street Journal:
http://www.commondreams.org/headline/2011/08/29-4?quicktabs_1=0