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3. Canadian Council of Chief Executives. 2012. ”Framing an Energy Strategy for Canada—Submission to the Council of the Federation.” 15 July. Available at: http://www.ceocouncil.ca/publication/framing-an-energy-strategy-for-canada-submission-to-the-council-of-the-federation.
4. Economist, The (2012). ”Combating Climate Change—Net Benefits: The Idea of Pulling Carbon Dioxide Out of the Atmosphere Is a Beguiling One. Could It Ever Become Real?” Economist. From the print edition, 17 March. Available at: http://www.economist.com/node/21550241