The study says that in some cases a scarcity of scientific data and differing regulations make it difficult to draw firm conclusions about shale oil and gas impacts
Some environmental groups that had remained neutral on the bill turned against it at the last minute, after lawmakers added a provision limiting who can sue energy companies for chemical trade secrets
Zachary Holl, of the Voinovich School of Leadership and Public Affairs at OU, says business and local government representatives came together to talk about the impacts of the development