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Archaeo-Tech: The Barrier Island

5 minutes 8 seconds

Now Playing As: Captioned (English) (change)

Barrier islands are a coastal landform, a type of dune system and sand island, where an area of sand has been formed by wave and tidal action parallel to the mainland coast. They usually occur in chains, consisting of anything from a few islands to more than a dozen. The shifting sands of the barrier island hold one of the most important ecosystems on the planet. Part of the "Archaeo-Tech" series.

Media Details

Runtime: 5 minutes 8 seconds

Topic: Geography, Science
Subtopic: Ecology, Geology, U.S. Geography, World Geography
Grade/Interest Level: 7 - 12
Release Year: 2021
Producer/Distributor: Koelker & Associates
Series: Archaeo-Tech
Voicer: Kelly Brennan
Writer: Jessica Korn
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Man sitting outside looks at us as he talks, gesturing with his hand forward as he speaks.

Man sitting in a library talks with a serious expression on his face, moving his hands as he speaks.

Woman looks at us with a serious expression as she sits in an office with a bookcase behind her.

Three isotopes next to each other that are labeled, “Carbon-12, Carbon-13, Carbon-14.”

Still image from: Archaeo-Tech: Shell Tools

Still image from: Archaeo-Tech: The Atlatl

Still image from: Archaeo-Tech: The Barrier Island