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The Secret to Saving Shellfish From Acidifying Oceans Could Be Hiding in Crushed Shells


Crushed shells helped young clams grow larger shells in laboratory tests, showing how a long-standing Indigenous coastal practice can offer local protection against ocean acidification.

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How crushed shells protect against ocean acidification

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New research reveals why adding crushed shells to beach sand helps protect shell-making animals — such as clams, oysters and mussels — from the detrimental effects of ocean acidification.

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