Washington Times: With congressional elections looming, President Obama increasingly is catering to a staunch part of his political base: environmental groups, hard-core opponents of the proposed Keystone XL oil pipeline and others who share the administrations lofty goals surrounding climate change. White House officials will meet Wednesday with billionaire activist Tom Steyer, who is poised to pour $100 million into campaigns of congressional Democrats to help pursue the climate change agenda that he and the president...