Can the forests of the world’s oceans help solve the climate crisis?

Researchers are looking to kelp for help storing carbon dioxide far beneath the surface of the sea.

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Photo of one of the last patches of giant kelp off the coast of southeastern Tasmania courtesy of Matthew Doggett
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Warming waters and the removal of natural predators, like the sea otter, have caused populations of kelp-eating sea urchins to explode in Santa Monica Bay off California. Photo © iStockphoto.com | Michael Zeigler

“These kelp forests grow so fast and suck in tremendous amounts of carbon.” — Tom Ford

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Under good conditions, the giant kelp species that grows in Tasmania can reach 40 meters (130 feet) tall and create a dense and visually impenetrable undersea forest. Photo courtesy of Matthew Doggett

Von Herzen is currently trying out prototype arrays in the Philippines to help make seaweed farming more resilient to climate change.

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