calcium carbonate
Homebuilding beyond the abyss
The Challenger Deep is located in the Mariana Trench in the western Pacific Ocean. It lies in the hadal zone beyond the abyssal zone, and plunges down to a…
Cave reveals Southwest's abrupt climate swings during Ice Age
The finding is the first to document that the abrupt changes in Ice Age climate known from Greenland also occurred in the southwestern U.S., said co-author…
Echinoderms contribute to global carbon sink
The impact on levels of carbon dioxide in the Earth's atmosphere by the decaying remains of a group of marine creatures that includes starfish and sea urchin…
In CO2-rich Environment, Some Ocean Dwellers Increase Shell Production
Because excess CO2 dissolves in the ocean—causing it to “acidify” —researchers have been concerned about the ability of certain organisms to maintain the…
All Decked Out
A whole microcosm of various bizarrely shaped life forms opens up when you look at diatoms, the primary component of ocean plankton, under a microscope.The…
Acid Test: Study Reveals Both Losers and Winners of CO2-induced Ocean Acidification
The finding, based on research by University of North Carolina at Chapel Hill marine scientist Justin Ries, could have important implications for ocean food…