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Re: End of dinosaurs
On 5/29/96 WOLewiler@aol.com wrote:
>Charles Pellegrino suggests this "co-factor" in dino extinction:
> During the dino era much of N. America, Europe, Asia, and Africa
>were under water. And this high ratio of water to land surface
>established a mild climate that dinos thrived in.
> Then volcanic activity at the mid sea ridges subsided. The ridges
>began to sink under their own weight, draining water from the
>continents. As sea levels fell, oceanic and air currents were changed
>drastically by the newly exposed land, with dramatic effects on
>climates. This might have been a "major cofactor" in dinosaur
>extinction.
> Source: Pelligrino, Charles. Unearthing Atlantis. New York:
>Random House, 1991.
Sounds like another gradual change that should have been adapted for
by the tremendously successful (i.e. adaptable) dinos.
S.S. Lazarus