1. Tony Blair, A Journey: My Political Life (New York: Knopf, 2010), pp. 554–60.

2. Nicholas Stern to author; Nicholas Stern, The Global Deal: Climate Change and the Creation of a New Era of Progress and Prosperity (New York: Public Affairs, 2009), p. 204.

3. Interviews with James Connaughton (“zippo”) and Jeffrey Kupfer; Christine Todd Whitman, It’s My Party Too: The Battle for the Heart of the GOP and the Future of America (New York: Penguin, 2005) pp. 170–73; Ron Suskind, The Price of Loyalty: George W. Bush, the White House, and the Education of Paul O’Neill (New York: Simon & Schuster, 2004), pp. 88, 99, 121–22; Paul O’Neill, Science, Politics, and Global Climate Change (Pittsburgh: Alcoa, 1998).

4. Interview with Donald Evans.

5. Interview with James Mahoney; Granger Morgan, H. Dowlatabadi, M. Henrion, D. Keith, R. Lempert, S. McBrid, M. Small, T. Wilbanks, eds., Best Practice Approaches for Characterizing, Communicating, and Incorporating Scientific Uncertainty in Decisionmaking (Washington, D. C.: National Oceanic and Atmospheric Administration, 2009).

6. Blair, A Journey, p. 311 (“masterstroke”).

7. Interview with David King; David King, “The Science of Climate Change: Adapt, Mitigate or Ignore?” The Ninth Zuckerman Lecture, October 31, 2002; David King, “Climate Change Science: Adapt, Mitigate, or Ignore?” Science 303, no. 5655 (2004), pp. 176–77.

8. CENTRA Technology Inc. and Scitor Corporation, “Russia: The Impact of Climate Change to 2030: Geopolitical Implications,” September 2009.

9. Interview with Richard Sandor; Richard Sandor, “Market Based Solutions for Climate Change,” paper, September 1, 2004.

10. Intergovernmental Panel on Climate Change, Climate Change 2007: The Physical Science Basis (New York: Cambridge University Press, 2007), pp. 2, 12, 85–88; Al Gore remarks at the Wall Street Journal Eco-Nomics conference, March3, 2009.

11. Nicholas Stern, The Economics of Climate Change: The Stern Review (Cambridge: Cambridge University Press, 2007); Economist, November 2, 2006.

12. Interviews with William Nordhaus and Nicholas Stern.

13. John Browne, Beyond Business (London: Weidenfeld and Nicolson, 2010), p. 80; John Browne, speech, Stanford University, May 19, 1997.

14. Daniel C. Esty and Andrew S. Winston, Green to Gold: How Smart Companies Use Environmental Strategy to Innovate, Create Value, and Build Competitive Advantage (New Haven: Yale University Press, 2006); Global Climate “Backgrounder,” February 25, 1997 (“radical reductions”).

15. Al Gore, Nobel Peace Prize Lecture, Oslo, Norway, December 10, 2007.

16. Rajendra Pachauri, “Energy and Growth: Beyond the Myths and Myopia,” Energy Journal 10, no 1 (1989), p. 12 (“continuing insularity”); “A Conversation with Nobel Prize Winner Rajendra Pachauri,” Yale Environment 360, June 3, 2008 (“alarm”); interview with Rajendra Pachauri, CERAWeek, February 11, 2008 (“no room”).

17. Nancy Pelosi, speech, Johns Hopkins University Commencement, May 21, 2009.

18. Transcript, “Departments of Veterans Affairs and Housing and Urban Development and Independent Agencies Appropriations for 1999 – Part 7 – Environmental Protection Agency,” U. S. House of Representatives Appropriations Committee, 1998; Carol Browner, speech, MIT Energy Initiative, April 13, 2009; George W. Bush, letter to Chuck Hagel, March13, 2001 (“not a ‘pollutant’”).

19. Edward Markey, speech, MIT Energy Initiative, April 13, 2009 (“most important”); Opinion of the Supreme Court, Massachusetts et al. v. Environmental Protection Agency, April 2, 2007, 549 U. S. 497, pp. 2–3, 16; New York Times, October 30, 2006.

20. Interviews with Samuel Bodman and Paula Dobriansky; George W. Bush, State of the Union Address, Washington, D. C., January 23, 2007; George W. Bush, Decision Points (New York: Crown, 2010), p. 347.