WASHINGTON - DECEMBER 08: Select Committee on Energy Independence and Global Warming ranking member Rep. James Sensenbrenner (R-WI) attends a news conference on 'energy, climate-gate and President Obama's trip to Copenhagen' with members of the House Republican American Energy Solutions Group at the U.S. Capitol December 8, 2009 in Washington, DC. What some climate change critics are calling 'climate-gate,' emails and other documents between scientists were hacked or stolen from a British climate-change research center.