09 SEP 2011 by ideonexus

 Ancient Observation of the Changing Landscape

So it is clear, since there will be no end to time and the world is eternal, that neither the Tanais nor the Nile has always been flowing, but that the region whence they flow was once dry; for their action has an end, but time does not. And this will be equally true of all other rivers. But if rivers come into existence and perish and the same parts of the earth were not always moist, the sea must needs change correspondingly. And if the sea is always advancing in one place and receding in a...
Folksonomies: geology time
Folksonomies: geology time
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From Aristotle's "Meteorology". He sees that rivers dry and flow and move.