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Beaches change constantly as sand comes and goes

By Richard Brill

POSTED: 01:30 a.m. HST, Apr 06, 2012

~~<p>A beach seems constant from day to day, yet it is an ever-changing river of sand. On a geologic time scale the life of a beach is like a fruit fly in our human time scale.</p>
<p>Contrary to our daily perception of the beach as a static pile of sand, there is constant movement along shore, onshore and offshore and between foreshore and backshore.</p>
~~

A beach seems constant from day to day, yet it is an ever-changing river of sand. On a geologic time scale the life of a beach is like a fruit fly in our human time scale.

Contrary to our daily perception of the beach as a static pile of sand, there is constant movement along shore, onshore and offshore and between foreshore and backshore. Login for more...



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