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Journey to Antarctica, how tiny krill poo can help offset climate change
Journey to Antarctica, how tiny krill poo can help offset climate change

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    Preserving the world's largest carbon sink

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Preserving the world's largest carbon sink

CNN's Arwa Damon documents the last leg of a three-month Greenpeace campaign calling for protection of Antarctica. The aim is to preserve one of the Earth's most significant, yet sensitive, carbon sinks.

Preserving the world's largest carbon sink

CNN's Arwa Damon documents the last leg of a three-month Greenpeace campaign calling for protection of Antarctica. The aim is to preserve one of the Earth's most significant, yet sensitive, carbon sinks.