National Journal: After virtually ignoring the nation's biggest environmental issue for years, Republican leaders of the House Energy and Commerce Committee are planning a major hearing on climate change on Sept. 18 and are inviting leaders of 13 federal agencies to testify. It will be the first time since President Obama unveiled his climate action plan in June that administration officials will testify on Capitol Hill about the agenda. Energy and Power Subcommittee Chairman Ed Whitfield, R-Ky., who will preside...