News tagged with calcium carbonate

How soft corals defy their environment

Many marine organisms, including corals, build skeletons from calcium carbonate -- in the form of calcite or aragonite. The current composition of seawater favors the formation of aragonite -- but soft corals have a specific ...

Aug 16, 2011 not rated yet 0

Soft coral builds strong reefs

Scientists have long believed soft corals, one of the many endangered elements of marine life, are only minor contributors to the structure of coral reefs. But that's not true, says new research from Tel Aviv ...

Aug 16, 2011 5 / 5 (1) 0

Shells slim down with CO2

Marine algae that turn carbon dissolved in seawater into shell will produce thinner and thinner shells as carbon dioxide levels increase.

Aug 09, 2011 4.2 / 5 (6) 0 | with audio podcast

CO2 makes life difficult for algae

The acidification of the world's oceans could have major consequences for the marine environment. New research shows that coccoliths, which are an important part of the marine environment, dissolve when seawater acidifies.

May 10, 2011 4.7 / 5 (3) 11