More sand... and recording devices

The sand is a constant recording device.

It is washed clean with the the next high tide.

The earth itself is a recording device.

But you'd need to talk to a geologist to decipher it, and get an explanation. 

And it would only be temporary, geology is always open to revision.

https://en.wikipedia.org/wiki/Pangea

Let's enjoy our short time here.

Climate change is for real.

We are polluting the planet beyond beyond any immediate repair.

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