Lungs of the deep sea; engine room of climate; powerhouse of the world’s longest current; the stormiest place on Earth; a truly global ocean surrounding an entire continent; home to the largest animals that have ever existed — is there anything the Southern Ocean can’t do?

For World Oceans Day, Dr Dirk Welsford from the Australian Antarctic Division’s Conservation and Management Program answers the big question: how awesome is the Southern Ocean?

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