News tagged with calcium carbonate

Coral reef study traces indirect effects of overfishing

A study of the tropical coral reef system along the coastline of Kenya has found dramatic effects of overfishing that could threaten the long-term health of the reefs. Led by scientists at the University of California, Santa ...

Feb 27, 2012
5 / 5 (1) 0

World's oceans get an acid bath

Among the repercussions of global climate change, the effect of ocean acidification on marine life is one of the least-understood variables.

Feb 22, 2012
4.3 / 5 (11) 7 | with audio podcast

Unprecedented, man-made trends in ocean's acidity

Recent carbon dioxide emissions have pushed the level of seawater acidity far above the range of the natural variability that existed for thousands of years, affecting the calcification rates of shell-forming ...

Jan 22, 2012
4 / 5 (20) 29 | with audio podcast

Sea cucumbers: Dissolving coral reefs?

Coral reefs are extremely diverse ecosystems that support enormous biodiversity. But they are at risk. Carbon dioxide emissions are acidifying the ocean, threatening reefs and other marine organisms. New research led by Carnegie's ...

Dec 22, 2011
5 / 5 (1) 0 | with audio podcast

Crystal clear research

(PhysOrg.com) -- Scientists have successfully created synthetic crystals whose structures and properties mimic those of naturally occurring biominerals such as seashells.

Sep 06, 2011
4.5 / 5 (4) 1 | with audio podcast