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  E-mail Message: I thought you might be interested in this item at http://www.worldcat.org/oclc/952729977 Title: Impact! : the threat of comets and asteroids. Author: Gerrit L Verschuur Publisher: Oxford : Oxford University Press, 1998. ISBN/ISSN: 0195101057 9780195101058 0195119193 9780195119190 OCLC:952729977

  
  

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Impact! : the threat of comets and asteroids.

Author:	Gerrit L Verschuur
Publisher:	Oxford : Oxford University Press, 1998.
Edition/Format:	eBook : Document : EnglishView all editions and formats
Summary:	Until recently collisions between the Earth and a comet were thought to be so rare that the threat to life on Earth from such objects was dismissed as being too unlikely to worry about. This book shows the threats and precarious nature of life here.
Rating:	(not yet rated) 0 with reviews - Be the first.
Subjects	Comets. Asteroids. Extinction (Biology) -- History. View all subjects
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