GENEALOGY-DNA-L ArchivesArchiver > GENEALOGY-DNA > 2007-05 > 1179732055
From: "Eric Olson" <>
Subject: Re: [DNA] Comet set fire to Northern Hemisphere 13000 years ago?
Date: Mon, 21 May 2007 00:20:55 -0700
What you say has much merit.
It's amazing how quickly this Mt. St. Helens blast zone out here has
recovered, both with plants and animals. The pyroclastic flows were
clocked at nearly 300 mph, and about 800 degrees Celsuis. That is bright
cherry red heat... It certainly totally sterlized the earth for miles, but
> [Original Message]
> From: Diana Gale Matthiesen <>
> To: <>
> Date: 5/20/2007 11:01:36 PM
> Subject: Re: [DNA] Comet set fire to Northern Hemisphere 13000 years ago?
> The problem with all catastrophic reasons for mass extinctions is that
> to explain why so many plants and animals survived them. In other words,
> can something so cataclysmic have been so selective?
> The current explanations for the biological and cultural shifts at the
> the Pleistocene are not only more reasonable, they are more inclusive. Of
> course, those reasons don't make headlines, now that we seem to be in an
> tabloid science reporting.
> > -----Original Message-----
> > From: On Behalf Of Nelda Percival
> > Sent: Sunday, May 20, 2007 5:56 PM
> > To:
> > Subject: Re: [DNA] Comet set fire to Northern Hemisphere 13000 years
> > Hi Eric,
> > Why is that LAUGHABLE? seems like it could have been an occurance!
> > http://www.guardian.co.uk/science/story/0,,2083785,00.html?gusrc=rss
> > Nelda
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|Re: [DNA] Comet set fire to Northern Hemisphere 13000 years ago? by "Eric Olson" <>|