My dear Allen;-
   Of course we will survive. I predict that humans will evolve. They may develop longer arms so they can live in the trees of our vast forests---if there are any. Or they may develop wings so they can join the
 F----- P--- in  their yearly migrations.
    Anon
>
> From: Allen Aigen <[log in to unmask]>
> Date: 2004/02/15 Sun AM 11:36:14 EST
> To: [log in to unmask]
> Subject: Re: Extinctions
>
> On Sun, 15 Feb 2004 09:24:10 -0500 [log in to unmask] writes:
> > Dear Andrew and Ross;-
> >    Common in Florida fossil beds is a sinistral cone. Could that
> > extinction have had anything to do with the glacial ages? If so,
> > would global warming (or cooling) be an endangerment to other living
> > species?
> >     Art
>
> Art,
> Periods of cooling (ice-ages) have definitely disrupted the environment
> enough to cause extinctions as the sea water (locked  up as ice)
> retreated, dropping the sea level and exposed large areas of what was
> shallow water.  Warming generally expands the coastal areas and creates
> new environments that can support new species.  Species adapted to cooler
> waters must retreat toward the poles to stay alive.  When southern
> Florida is totally flooded again, new species will start to evolve there.
> Will civilization survive well enough for our species to care?
>

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