Comet showers as a cause of mass extinctions

If at least some mass extinctions are caused by impacts, the issue of their one to three million year intervals needs to be addressed. A possible solution to this, namely multiple cometary impacts, is discussed.

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Bibliographic Details
Published in:Nature (London) 1987-09, Vol.329 (6135), p.118-126
Main Authors: Hut, Piet, Alvarez, Walter, Elder, William P, Hansen, Thor, Kauffman, Erle G, Keller, Gerta, Shoemaker, Eugene M, Weissman, Paul R
Format: Article
Language:English
Subjects:
Astronomy
Comets
Earth sciences
Earth, ocean, space
Endangered & extinct species
Exact sciences and technology
Geology
Mass extinctions
Paleontology
Paleontology: general
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Description
Summary:If at least some mass extinctions are caused by impacts, the issue of their one to three million year intervals needs to be addressed. A possible solution to this, namely multiple cometary impacts, is discussed.
ISSN:0028-0836
1476-4687
DOI:10.1038/329118a0