In the Pacific, a pumice raft stretches for 150 sq km. Scientists say that this could help replenish the Great Barrier Reef. But how much will this help in the fight against coral bleaching?

Produced by: Kelly Anissa & Lim Sue Ann

Presented by: Sumitra Selvaraj, Lim Sue Ann, Kelly Anissa

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Tags:  Bigger Picture,  Daily Digest,  Pumice Raft,  Great Barrier Reef,  coral regeneration,  coral rehabilitation,  coral bleaching,  coral,  reef,  Energy, Environment,  Environment/Sustainability