Carl Sagan

lass="external text" rel="nofollow">"American National Biography Online, Carl Sagan". 

^ "Ryerson Astronomical Society". Ryerson Astronomical Society (RAS).  

^ "Graduate students receive first Sagan teaching awards". University of Chicago Chronicle (University of Chicago News Office) 13 (6). November 11, 1993. Retrieved August 30, 2013. 

^ Head 2006, p. xxi

^ Spangenburg & Moser 2004, p. 28

^ "Happy (Belated) Birthday Carl!".  

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^ ^{a b} Sagan, Carl (January 5, 1995). An Interview with Carl Sagan. (Interview).  

^ Much of Sagan's research in the field of planetary science is outlined by   There is commentary on this research article about Titan at David J. Darling's The Encyclopedia of Science.

^ Pafumi, G.R. (2010). Is Our Vision of God Obsolete?: Often What We Believe is not What We Observe. Bloomington, IN:  

^ ^{a b} Sagan, Carl (1985) [Originally published 1980].  

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^ "Carl Sagan". Pasadena, CA:  

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^   Article originally published in November 2003 issue of Scientific American.

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^ "Christmas Lectures 1977: The Planets : Ri Channel". Ri Channel. London:  

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^ ^{a b c} "Cosmos".  

^ "Carl Sagan". EMuseum.  

^ "CosmoLearning Astronomy". CosmoLearning. Retrieved October 8, 2009. 

^ Golden, Frederic (October 20, 1980). "The Cosmic Explainer".  

^   JSTOR link to full text article. Carl Sagan discussed his involvement in the political nuclear winter debates and his erroneous global cooling prediction for the Gulf War fires in his book, The Demon-Haunted World.

^ US Military History Companion

^ "Meet Carl Sagan".  

^ "PAGE 1 OF 2: Burning oil wells could be disaster, Sagan says January 23, 1991". 

^ Wilmington morning Star January 21’st, 1991

^ Hirschmann, Kris. "The Kuwaiti Oil Fires". Facts on File. 

^ "FIRST ISRAELI SCUD FATALITIES OIL FIRES IN KUWAIT". Nightline. yes. 1991-01-22. ABC.

^ "IV. AIR POLLUTANTS FROM OIL FIRES AND OTHER SOURCES". 

^ Sagan 1995, p. 257

^ Jost, Hans-Jürg; Drdla, Katja; Stohl, Andreas et al. (June 2, 2004). "In-situ observations of mid-latitude forest fire plumes deep in the stratosphere" (PDF).  

^ Averill, Clare; Logan, Jennifer (August 19, 2004). "Smoke Soars to Stratospheric Heights". Earth Observatory. NASA. Retrieved March 10, 2013. 

^ Fromm, Michael; Alfred, Jerome; Hoppel, Karl et al. (May 1, 2000). "Observations of boreal forest fire smoke in the stratosphere by POAM III, SAGE II, and lidar in 1998". Geophysical Research Letters (Washington, D.C.: American Geophysical Union) 27 (9): 1407–1410.  

^ Fromm, M.; Stocks, B.; Servranckx, R. et al. (2006). "Smoke in the Stratosphere: What Wildfires have Taught Us About Nuclear Winter".  

^ Head 2006, p. 86–87

^ Morrison, David (October 3, 2007). "Taking a Hit: Asteroid Impacts & Evolution". Astronomical Society of the Pacific (Podcast).  

^ Sagan, Carl;  

^ Gault, Matthew (28 November 2013). "When Earth Dreamed of Nuking the Moon". medium.com. War is Boring. Retrieved 28 November 2013. 

^ Sagan, Carl (writer/host) (November 9, 1980). "The Backbone of Night". Cosmos: A Personal Voyage. Episode 7. PBS.

^ Dicke, William (December 21, 1996). "Carl Sagan, an Astronomer Who Excelled at Popularizing Science, Is Dead at 62".  

^ ^{a b c} Sagan & Druyan 1997, pp. 3–4

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^ "Sagan".   Jargon File 4.2.0.

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^ Gresshoff, P.M. (2004). "Scheel D. and Wasternack C.(eds) Plant Signal Transduction" (PDF).  

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^ Spangenburg & Moser 2004, p. 106

^ Rethinking Risk and the Precautionary Principle, edited by Julian Morris. pg 116

^ Women On War, Daniela Gioseffi.

^ Atheists in America edited by Melanie E. Brewster pg 102

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^ Sagan, Carl (1980) [Originally published 1979].  

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^ Head 2006, p. 70

^ Schei, Kenneth A. (1996). An Atheist for Jesus. Synthesis.  

^ Bennett, Jeffrey O.; Donahue, Megan O.; Schneider, Nicholas et al. (2009). The Cosmic Perspective (6th (student) ed.). Boston:  

^ "Preserving and Cherishing the Earth".  

^ Head, Tom (1997). "Conversations with Carl". Skeptic (The Skeptics Society) 13 (1): 32–38.  Excerpted in Head 2006

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^ Sagan, Carl (1997) [Originally published 1995].  

^ Druyan, Ann (November–December 2003). "Ann Druyan Talks About Science, Religion, Wonder, Awe ... and Carl Sagan". Skeptical Inquirer (Amherst, NY: Committee for Skeptical Inquiry) 27.6.  

^ Sagan, Carl (writer/host) (December 14, 1980). "Encyclopaedia Galactica". Cosmos: A Personal Voyage. Episode 12. 01:24 minutes in. PBS.

^ Rawson, Hugh (2008). "Sagan's Standard". The Unwritten Laws of Life. CSBC Ltd. Archived from the original on January 12, 2012. Retrieved September 1, 2013. 

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^ Truzzi, Marcello (1998). Binkowski, Edward, ed. "On Some Unfair Practices towards Claims of the Paranormal". Oxymoron: Annual Thematic Anthology of the Arts and Sciences (New York: Oxymoron Media, Inc.). 2: The Fringe.  

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^ Sagan 1980 (1985 ed.), p. 108

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^ Sagan, Carl. "Mr. X". Marijuana-Uses.com. Retrieved August 7, 2009. 

^ Whitehouse, David (October 15, 1999). "Carl Sagan: A life in the cosmos".  

^ Davidson, Keay (August 22, 1999). "Billions and Billions of '60s Flashbacks".  

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^ "Foundation Board of Directors". NORML.org. Washington, D.C.:  

^ "Ann Druyan". NORML.org. Washington, D.C.: NORML and the NORML Foundation. Retrieved July 20, 2011. 

^ ^{a b} Poundstone 1999, p. 364

^ ^{a b} Linzmayer, Owen; Chaffin, Bryan (November 15, 2004). "This Week in Apple History: November 14–20: McIntosh, IIe Killed, Butt-Head Astronomer". The Mac Observer (The Mac Observer, Inc.). Retrieved July 23, 2012. 

^ Sagan v. Apple Computer, Inc., 874 F.Supp. 1072 (USDC C.D. Cal. 1994), CV 94-2180 LGB (BRx); 1994 U.S. Dist. LEXIS 20154.

^ ^{a b} Poundstone 1999, p. 374

^ Poundstone 1999, pp. 374–375

^ Sagan, Carl (2000) [Originally published 1973]. "'Hello, Central Casting? Send Me Twenty Extraterrestrials'". Carl Sagan's Cosmic Connection: An Extraterrestrial Perspective. Produced by Jerome Agel; new contributions by  

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^ Sagan 1995, pp. 81–96, 99–104

^ Quarles, Norma (December 20, 1996). "Carl Sagan dies at 62".  

^ Carl Sagan at Find a Grave

^ "Sagan Planet Walk". sciencenter.org. Ithaca, NY:  

^ "Sagan Award for Public Understanding of Science". Council of Scientific Society Presidents. Archived from the original on July 26, 2007. Retrieved May 2, 2007. 

^ "The 2007 IIG Awards". IIG. Los Angeles:  

^ Boswell, John (November 9, 2009). A Glorious Dawn ( 

^ "American Philosophical Society Member History". Philadelphia, PA:  

^ "John F. Kennedy Astronautics Award". Springfield, VA:  

^ "The John W. Campbell Memorial Award". Lawrence, KS:  

^ "Public Welfare Medal". Washington, D.C.:  

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