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Technology

Artificial coral offers solution to endangered reefs

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With recent studies showing the world's oceans acidifying at an accelerating rate, scientists say coral reefs are at risk of dying out. But a student at London's Royal College of Art has come up with a possible solution. She has designed an artificial coral that, when placed in a reef, slowly dissolves over time releasing an alkaline solution to counteract the acidity. Matthew Stock reports.

Technology

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