[meteorite-list] Is there a resolvable periodicity in impact cratering record ?

Paul etchplain at att.net
Sun Aug 13 21:30:27 EDT 2017

Could asteroids bombard the Earth to cause a mass extinction in ten 
million years?
Asteroids have hit Earth throughout its history, but there’s no way to 
know when
the next big one is likely. Sanna Alwmark, Lund University, Cosmos, 
Agust 14, 2017

The paper is:

Matthias M. M. Meier  and Sanna Holm-Alwmark, 2017, A tale of clusters: no
resolvable periodicity in the terrestrial impact cratering record. 
Monthly Notices
  of the Royal Astronomical Society, Volume 467, Issue 3, 1 June 2017,
Pages 2545–2551, https://doi.org/10.1093/mnras/stx211 


Paul H.

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