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AW: Frosty Times for Dinosaurs: Major Fall in Temperature 137 Million Years Ago

To: DINOSAUR@usc.edu
Subject: AW: Frosty Times for Dinosaurs: Major Fall in Temperature 137 Million Years Ago
From: evelyn sobielski <koreke77@yahoo.de>
Date: Wed, 15 Sep 2010 22:48:47 +0000 (GMT)
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Any good hypotheses as to what caused this? Seems to have been one of these 
short (some Ma) sharp (up to 5K-ish) spikes, like the K-Pg, the PETM or the _H. 
sapiens._

Volcanism? Bolide? (Methane release would force warming)

Regards,

Eike


 
> Journal Reference:
> 
> 1.G. D. Price, E. V. Nunn. Valanginian isotope variation
> in
> glendonites and belemnites from Arctic Svalbard: Transient
> glacial
> temperatures during the Cretaceous greenhouse. Geology,
> 2010; 38 (3):
> 251 DOI: 10.1130/G30593.1

References:
- Frosty Times for Dinosaurs: Major Fall in Temperature 137 Million Years Ago
  - From: kelly wicks <kwicks78@gmail.com>

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