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Panspermia
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#	Item
81	More than any other time in human history, mankind faces a crossroads. One path leads to despair and utter hopelessness. The other, to total extinction. Let us pray we have the wisdom to choose correctly. Woody Allen Add to Reading List Source URL: www.orcaslibrary.org Language: English - Date: 2014-02-28 17:17:59 Svante Arrhenius Arrhenius Ecology Extinction Human extinction George Perkins Marsh Svante Guy Stewart Callendar Conservation Environment Panspermia
82	arXiv:astro-ph/9909013v1 1 Sep 1999 Add to Reading List Source URL: lanl.arxiv.org Language: English - Date: 2011-08-28 17:08:46 Planetary science Panspermia Origin of life Abiogenesis Comet Planet Solar System Extraterrestrial life Microorganism Astronomy Astrobiology Space
83	Section IV • Topic 3: Changes in Our View of Ourselves Social Comparison, Identity, and Self-Esteem Albert A. Harrison Add to Reading List Source URL: ieti.org Language: English - Date: 2006-08-09 23:08:56 SETI Extraterrestrial life Search for extraterrestrial intelligence Panspermia Astrobiology Spaceflight Space
84	Icarus 158, 72–[removed]doi:[removed]icar[removed] Add to Reading List Source URL: www.panspermia-society.com Language: English - Date: 2013-10-01 01:06:18 Origin of life Astronomy Mars Meteorite Space Carbonaceous chondrite Planetary science Murchison meteorite Astroecology Meteorite types Astrobiology Science
85	Volume 16, No. 4 Fourth Quarter Winter 2006 Add to Reading List Source URL: www.planets.org Language: English - Date: 2010-07-29 13:01:03 Astrobiology Light sources Panspermia Richard B. Hoover Meteorite Hubble Space Telescope Star Sun Edwin Hubble Astronomy Spaceflight Space
86	LNP_Book_HPColorLaserJet4500PCL5c[removed]doc Add to Reading List Source URL: www.dlr.de Language: English - Date: 2006-07-18 10:28:12 Astrobiology Microbiology Radioactivity Space plasmas Cosmic rays Panspermia Endospore Spore Ionizing radiation Physics Astronomy Space
87	International Journal of Astrobiology, Page 1 of 3 Printed in the United Kingdom doi:[removed]S1473550406002825 f 2006 Cambridge University Press Add to Reading List Source URL: eprints.whiterose.ac.uk Language: English - Date: 2013-02-07 07:23:07 Microbiology Biology Panspermia Microorganism Bacteria Stratosphere Natural environment Atmosphere of Earth Ozone depletion Atmospheric sciences Earth Atmosphere
88	ASTROBIOLOGY Volume 12, Number 5, 2012 ª Mary Ann Liebert, Inc. Add to Reading List Source URL: eea.spaceflight.esa.int Language: English - Date: 2012-07-31 11:49:11 Sun tanning Radiobiology Electromagnetic spectrum Ultraviolet Arabidopsis thaliana Seed Panspermia Ionizing radiation Abiogenesis Biology Radioactivity Mutation
89	doi:[removed]j.mrfmmm[removed] Add to Reading List Source URL: www.bi.ku.dk Language: English - Date: 2007-10-22 04:19:22 Biology Light sources Hygiene Electromagnetic spectrum Ultraviolet Sun tanning Panspermia Sunlight Endospore Electromagnetic radiation Microbiology Atmospheric sciences
90	The Origin of Life∗ A. I. Oparin Grau, teurer Freund, ist alle Theorie, Add to Reading List Source URL: www.valencia.edu Language: English - Date: 2003-02-17 05:30:46 Chemical elements Nonmetals Microbiology Origin of life Reducing agents Microorganism Organic compound Abiogenesis Panspermia Chemistry Matter Science

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