On 9/11/2011 6:42 AM, bh480@scn.org wrote:
M. S. Barash (2011) Factors responsible for catastrophic extinction of marine organisms at the Mesozoic-Cenozoic boundary. Oceanology 51(4): 640-651 DOI: 10.1134/S0001437011040047 http://www.springerlink.com/content/nxjh8603619m3342/
... The combination of many factors in the terminal Cretaceous harmful for organisms and seemingly unrelated to each other may be likely explained only by a single supreme cause beyond the Solar System.
Heh...