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Fossil corals tell about the history of the ocean

coralsAncient coral reefs on the Great Barrier Reef will help to understand how the past 20 thousand years has changed the sea level.

An international team of researchers will hold 45 days on board the ship of the Great Mayan , collecting samples at 40 locations at a depth of 150 m. Since, like trees, corals have growth rings, seasonal fluctuations in the past may shed light on the history of sea-water temperature , salinity and other characteristics of the environment.
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Posted by on February 17, 2010 in Ocean

 

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