How do oysters spell climate change relief? A-N-T-A-C-I-D

Oyster hatcheries are dropping the equivalent of Tums and other antacids into water to make it easier for naked mollusk larvae to build their shells. The remedy is working, for now, to keep hatcheries in business and oyster bars well stocked with the slimy delicacies, a hatchery scientist said. Heartburn for the shellfish industry comes from ocean waters turning ever more corrosive as they absorb a fraction of the carbon dioxide humans are pumping into the atmosphere. The acidification, in turn, makes it harder for oyster larvae to build their shells. http://science.nbcnews.com/_news/2013/06/12/18919646-how-do-oysters-spell-climate-change-relief-a-n-t-a-c-i-d?lite