NEW : Supporters of resolution claim EPA has exceeded proper authority . At issue is a 2007 Supreme Court ruling determining that the EPA has the authority to regulate greenhouse gases under the rules of the Clean Air Act . NEW : Opponents argue that resolution puts politics ahead of real science . Senate to vote Thursday on resolution removing EPA 's ability to regulate greenhouse gases . Comment:
NEW : Supporters of resolution claim EPA has exceeded proper authority . NEW : Opponents argue that resolution puts politics ahead of real science . Senate to vote Thursday on resolution removing EPA 's ability to regulate greenhouse gases . Comment: