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Glossary of Terms

Beach
A landform which borders a body of water such as an ocean, sea, river or lake; and usually consists of loose materials such as sand, gravel, pebbles or cobblestones.
Beach profile
A cross-section taken perpendicular to a given beach contour.
Benthic
Of or relating to the deepest parts of the ocean.
Bering Land Bridge
A strip of land that connected present-day eastern Siberia and Alaska during Earth's historic ice ages. The land was exposed when ocean levels dramatically decreased due to more water being frozen in large glaciers.
Bering Sea
An area of the north Pacific Ocean located between Siberia (Russia) and Alaska (United States).
Berm
A flat, terrace-like area of sand just above the high-tide zone on a beach.
Bioaccumulate
The action whereby the concentration of a chemical in an organism increases over time compared to the chemical’s concentration in the environment.
Biodegradable
Capable of being broken down into natural components.
Biodiversity
The variety of life in a particular habitat or ecosystem.
Biologist
A scientist who studies living organisms.

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