Could life in the depths of the Antarctic Ocean hold secrets helpful to humans? As the ecosystem changes due to the climate crisis, Sky’s science editor Tom Clarke follows the biologists tracking this often unseen part of the natural world. You can hear more on this story on the Sky News Daily podcast with Niall Paterson - tap here to listen: https://pod.fo/e/3797ad SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on Twitter: https://twitter.com/skynews

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