The question of “which comes first?” was dominant as oil shale development proponents told a US Senate committee May 15 that regulations need to be developed, and opponents said impacts need to be quantified.“It seems to me that there should be a way forward that does not involve premature commercial leasing, that protects the interests of the American people and gives them a fair return on their resources, and that addresses concerns of local citizens but still provides industry with the certainty it needs,” Energy and Natural Resources Committee Chairman Jeff Bingaman (D-NM) said.Pete V. Domenici (R-NM), the committee’s ranking minority member, noted that t...