No link between gigantic Ordovician asteroid break-up, rise in biodiversity (open access paper)
Myth busted: No link between gigantic asteroid break-up,
rise in biodiversity, University of Copenhagen, February 3, 2017
the paper is;
Lindskog, A., M. M. Costa, C.M.Ø. Rasmussen, J. N. Connelly,
and M. E. Eriksson, 2017, Refined Ordovician timescale reveals
no link between asteroid breakup and biodiversification.
Nature Communications, 2017; 8: 14066 DOI: 10.1038/ncomms14066