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Underwater 'reef music' could help in coral restoration

Few ecosystems are struggling more than coral reefs. They’re facing a variety of threats like warmer temperatures, pollution and overfishing. A team led by Aran Mooney at the Woods Hole Oceanographic Institution is experimenting with sound to revive them.

3:59 • Source: CNN
Call to Earth 15 videos
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Underwater 'reef music' could help in coral restoration
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A long-lost giant makes a remarkable return
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For the Ocean: Sylvia Earle and Titouan Bernicot
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For more than a century, National Geographic has brought the world's greatest discoveries into our homes. Now, a new museum in Washington, DC, is inviting visitors on an immersive journey into the world of exploration, conservation and storytelling.
Inside the National Geographic Museum of Exploration
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Reforesting Rio de Janeiro
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Call to Earth: Reviving India's waters
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Bearded vulture on the brink: Conservationists in South Africa and Lesotho race to save this raptor
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