Building sand dunes from air in Carlsbad!

I wondered. Why are hundreds of little wooden stakes sticking out of the sand at South Ponto Beach in Carlsbad?

Reading a nearby sign provided the answer. Habitat restoration in progress. The fence, shims, and plants will build dunes and keep sand on the beach.

I never heard the word “shims” used this way.

I found a webpage that explains how to “make land from air.” Biomimicry uses 14- inch-long, narrow cedar shims which are randomly inserted several inches into the sand. The shims are placed 10-14 inches apart, in a random matrix, along the upper beach. This matrix stabilizes existing sand while also collecting new sand, by generating turbulence in laminar ocean storm winds.

There’s another fascinating word!

Biomimicry. Definition: The design and production of materials, structures, and systems that are modeled on biological entities and processes.

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