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(Paperback)
By: Kenneth McNamara
ISBN: 9781920843960
Readership/Audience: General
Publication Date: Jan 2010
Publisher: Western Australian Museum
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On Earth, catastrophic impact of an asteroid or comet with truly global consequences has not happened during our written history, and the threat seems very small. Giant scars on our planets surface are relics of an impact history stretching back more than 2 billion years, and there is no assurance it cannot happen again.
