• Rick Santorum: ‘The dangers of carbon dioxide? Tell that to a plant’ http://news.yahoo.com/blogs/ticket/rick-santorum-dangers-carbon-dioxide-tell-plant-152230291.html 8 comments 13/3/2012 politics
• Rick Santorum: 'Tell That To A Plant, How Dangerous Carbon Dioxide Is' http://www.huffingtonpost.com/2012/03/12/rick-santorum-plant-carbon-dioxide_n_1340387.html?ref=elections-2012 17 comments 13/3/2012 politics
• Rick Santorum: 'Tell That To A Plant, How Dangerous Carbon Dioxide Is' http://www.huffingtonpost.com/2012/03/12/rick-santorum-plant-carbon-dioxide_n_1340387.html 43 comments 12/3/2012 politics
• "The Dangers of Carbon Dioxide? Tell that to a Plant...Global Warming is a hoax" - Rick Santorum http://news.yahoo.com/santorum-science-164824818.html 21 comments 14/3/2012 politics