Pale Blue Dot ( PDFDrive.com ) (1)

CHAPTER 14, EXPLORING OTHER WORLDS AND PROTECTING THIS ONE
Kevin W. Kelley, editor, The Home Planet (Reading, MA: AddisonWesley, 1988).
Carl Sagan and Richard Turco, A Path Where No Man Thought: Nuclear Winter and the End of the Arms
Race (New York: Random House, 1990).
Richard Turco, Earth Under Siege: Air Pollution and Global Change (New York: Oxford University
Press, in press).
CHAPTER 15, THE GATES OF THE WONDER WORLD OPEN
Victor R. Baker, The Channels of Mars (Austin: University of Texas Press, 1982).
Michael H. Carr, The Surface of Mars (New Haven: Yale University Press, 1981).
H. H. Kieffer, B. M. Jakosky, C. W. Snyder, and M. S. Matthews, editors, Mars (Tucson: University of Arizona
Press, 1992).
John Noble Wilford, Mars Beckons: The Mysteries, the Challenges, the Expectations of Our Next Great
Adventure in Space (New York: Knopf, 1990).
CHAPTER 18, THE MARSH OF CAMARINA
Clark R. Chapman and David Morrison, "Impacts on the Earth by Asteroids and Comets: Assessing the Hazard,"
Nature, vol. 367 (1994), pp. 3340.
A. W. Harris, G. Canavan, C. Sagan, and S. J. Ostro, "The Deflection Dilemma: Use vs. Misuse of Technologies
for Avoiding Interplanetary Collision Hazards," in Hazards Due to Asteroids and Comets, T. Gehrels,
editor (Tucson: University of Arizona Press, 1994).
John S. Lewis and Ruth A. Lewis, Space Resources: Breaking the Bonds of Earth (New York: Columbia
University Press, 1987).
C. Sagan and S. J. Ostro, "Long-Range Consequences of Interplanetary Collision Hazards," Issues in Science and
Technology (Summer 1994), pp. 67-72.
CHAPTER 19, REMAKING THE PLANETS
J. D. Bernal, The World, the Flesh, and the Devil (Bloomington, IN: Indiana University Press, 1969; first edition,
1929).