David Talbot, "Needed: A Price on Carbon," Technology Review, August 14, 2006.

386 has had difficulties with its new generation of reactors

Liam Moriarty, "French Sour on Nuclear Power," PRI The World, April 24, 2012, http://www.theworld.org/2012/04/france-nuclear-power/.

387 with a design that many experts believe is promising

Korea Herald, "S. Korea to Proceed with Two New Reactors," Jakarta Post, May 6, 2012.

388 smaller and hopefully safer reactors

Clay Dillow, "Can Next-Generation Reactors Power a Safe Nuclear Future?," Popular Science, March 17, 2011.

389 ingrained preference for single solutions

Jon Gertner, "Why Isn't the Brain Green?," New York Times, April 16, 2009.

390 tiny strips of tinfoil in orbit around the Earth

U.S. National Academy of Science, "Policy Implications of Greenhouse Warming: Mitigation, Adaptation and the Science Base," 1992, http://books.nap.edu/openbook.php?isbn=0309043867.

391 giant s.p.a.ce parasol, also intended to block incoming sunlight

Robert Kunzig, "A Sunshade for Planet Earth," Scientific American, November 2008.

392 ma.s.sive quant.i.ties of sulfur dioxide into the upper atmosphere

Ibid.

393 existence on Earth would no longer be blue-or at least no longer be as blue

Ben Kravitz et al., "Geoengineering: Whiter Skies?," Geophysical Research Letters 39 (2012).

394 color of the night sky from black to reddish black

C. C. M. Kyba et al., "Red Is the New Black: How the Colour of Urban Skyglow Varies with Cloud Cover," Monthly Notices of the Royal Astronomical Society 425 (August 2012).

395 melting of glaciers and snowpacks

Tim Wall, "Peru's Peaks Go White to Guard Glaciers," Discovery News, December 5, 2011.

396 "We must disenthrall ourselves, and then we shall save our country"

Abraham Lincoln, "Annual Remarks to Congress," December 1, 1862.

397 that our numbers were reduced to less than 10,000 people

"Humans: From Near Extinction to Phenomenal Success," BBC, 2012, http://www.bbc.co.uk/nature/life/Human.

CONCLUSION.

1 paintings in the caves at Chauvet, in France, and the figurines

Clottes, "Chauvet Cave (ca. 30,000 B.C.)," Heilbrunn Timeline of Art History; Judith Thurman, "First Impressions," New Yorker, June 23, 2008.

2 99.9 percent of them are identical in every human being

"Cracking the Code of Life," PBS NOVA, April 17, 2001, http://www.pbs.org/wgbh/nova/body/cracking-the-code-of-life.html; Roger Highfield, "DNA Survey Finds All Humans Are 99.9pc the Same," Telegraph, December 20, 2002; University of Utah Genetic Science Learning Center, "Can DNA Demand a Verdict?," http://learn.genetics.utah.edu/content/labs/gel/forensics/.

3 our 23,000 genes

"Microbes Maketh Man," Economist, August 18, 2012.

4 millions of proteins

"Proteomics," American Medical a.s.sociation, http://www.ama-a.s.sn.org/ama/pub/physician-resources/medical-science/genetics-molecular-medicine/current-topics/proteomics.page.