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Re: Odd Observations at the K/T Boundary (from DEEJAM)



From: DEEJAM@aol.com
Date: Wed, 19 Jul 1995 22:08:08 -0400
To: paleonet-owner@nhm.ac.uk
Subject: Re: Odd Observations at the K/T Boundary
Status: O

I greatly appreciate your reply on the K/T episode.  I have been troubled by
the impact theory for some time.   As a marine biologist I have been put off
by the reduction/elemination of photosynthesis by the impact since it would
eliminate everything if it went on for several weeks.  It seems to me that
the answer lies in a multiple condition scenerio.  Rapid climatic changes
seems to me to be more realistic.  Dinosaurs, even warmblooded types, but
large, might be more prone to disruption of ecological regimes than  mammals
and birds(?).




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Norman MacLeod
Senior Scientific Officer
N.MacLeod@nhm.ac.uk (Internet)
N.MacLeod@uk.ac.nhm (Janet)

Address: Dept. of Palaeontology, The Natural History Museum,
         Cromwell Road, London, SW7 5BD

Office Phone: 071-938-9006
Dept. FAX:  071-938-9277
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