Headline: Rubio's hard line on climate changeLink: http://articles.chicagotribune.com/2014-05-12/opinion/chi-rubios-hard-line-on-cl…Publication Date: Tuesday, May 13, 2014Primary Source: Chicago Tribune Online (IL)Non-Cato Author: Steve ChapmanType: new media postFormat: Newspaper (Online)Nature of Mention: featuredScholar: Michaels, Patrick J.Research Area: Energy and EnvironmentSubjects: Marco Rubio's position on climate change