Sentences with phrase «calcium carbonate laid»

The pair say that within just one annual cycle about 55 million years ago, the amount of calcium carbonate laid down dropped by 5 per cent.

Not exact matches

this reduces the acidity (lowers the pH) and creates an internal environment inside the coral, allowing the polyp to lay down its calcium carbonate skeleton 7.

While it is a very important point for the lay person to know that the acidification of the ocean by CO2 (it combines with water to produce dilute Carbonic Acid) can reduce the effectiveness of the Calcium Carbonate processes at sequestering Carbon (and can even reverse it, by dissolving Calcium Carbonate), your model chemistry seems quite simplistic.