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  • From: bob ford <bobford79 AT yahoo.com>
  • To: homestead AT lists.ibiblio.org
  • Subject: Re: [Homestead] Very fast climate change
  • Date: Thu, 26 Jun 2008 16:25:31 -0700 (PDT)

Bev; how long did it take for the Colorado to carve the Grand Canyon? I've
been there a number of times and maybe my memory is wrong, but I thought the
standard theory was that it took hundreds of thousands if not millions of
years....bobford


--- On Thu, 6/26/08, EarthNSky <erthnsky AT bellsouth.net> wrote:

> From: EarthNSky <erthnsky AT bellsouth.net>
> Subject: Re: [Homestead] Very fast climate change
> To: "Don Bowen" <don.bowen AT earthlink.net>, homestead AT lists.ibiblio.org
> Date: Thursday, June 26, 2008, 5:19 PM
> Exactly, Don. The Grand Canyon, the Scablands, and about a
> bazillion
> other landscapes were carved quickly. I recall, when I was
> traveling
> from Yakima to Spokane, feeling kind of awestruck,
> imagining being
> engulfed in a massive wall of water-lake Missoula washing
> away
> everything for hundreds of miles...
>
> Don Bowen wrote:
> > I've always believed/known that climate change
> could be quick. You and
> > I grew up in an era where it was taught that all
> processes are slow and
> > gradual, but we all know there must be balance. The
> Grand Canyon is a
> > prime example...been there for millions of years, but
> a lot of erosion
> > happened catastrophically in floods...
> > ++++++++++++++++++++++++++++++++++++++++++++++
> >
> > This was an issue when describing the Channeled
> Scablands in Washington. By
> > the 70s many geologists were saying the erosion
> happened very fast, maybe in
> > a few days. But many geologists stuck with the very
> long ties they were
> > used to. It was not until further research convinced
> many.
> >
> > Don Bowen KI6DIU
> >
> http://www.braingarage.com/Dons/Travels/journal/Journal.html
>
> >
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> >
>
> --
> BevanRon of EarthNSky Farm NW Georgia USDA Zone 7
> 34.498N 85.076W Bev is Earth, Ron is Sky
>
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