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RE: Burrowing/hibernating mammals have lower extinction risk



> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu] 
> On Behalf Of David Marjanovic
>
> > longer term effects (impact winter and food chain collapse, impact 
> > greenhouse summer, long time to get the deep ocean warmed 
> again, etc.)
> 
> How does an impact cool the deep ocean?

See:
Galeotti, S., H. Brinkhuis, & M. Huber. 2004. Records of
post-Cretaceous-Tertiary boundary millennial-scale cooling from the western
Tethys: A smoking gun for the impact-winter hypothesis? Geology 32: 529-532.

http://www.gsajournals.org/archive/0091-7613/32/6/pdf/i0091-7613-32-6-529.pd
f

Thomas R. Holtz, Jr.
Email: tholtz@umd.edu   Phone: 301-405-4084
Office: Centreville 1216                        
Senior Lecturer, Vertebrate Paleontology
Dept. of Geology, University of Maryland
http://www.geol.umd.edu/~tholtz/
Fax: 301-314-9661               

Faculty Director, Earth, Life & Time Program, College Park Scholars
http://www.geol.umd.edu/~jmerck/eltsite/
Fax: 301-405-0796

Mailing Address:        Thomas R. Holtz, Jr.
                        Department of Geology
                        Building 237, Room 1117
                        University of Maryland
                        College Park, MD 20742 USA