Can Seaweed Save the World?

201755 mins
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Professor Tim Flannery investigates how seaweed is helping to save the world — from growing the foods of the future, helping clean polluted water, and even combating climate change.

Growing seaweed is now a $10-billion-a-year global industry. Tim travels to Korea to see some of the biggest seaweed farms in the world and meets the scientists who are hoping to create a seaweed revolution in Australia.