TED: The mysterious world of underwater caves | Jill Heinerth

The speaker shares her journey from wanting to be an astronaut to becoming a cave diver, exploring the unknown inner spaces of Earth. She discusses the dangers and wonders of cave diving, her pioneering exploration of Antarctic icebergs, and the use of advanced technology like rebreathers. The video highlights the discovery of unique lifeforms in caves, their evolutionary significance, and the study of climate change through geological findings. The speaker also describes creating 3D maps of subterranean surfaces and emphasizes the importance of understanding groundwater. Finally, she discusses future exploration goals using autonomous robots to explore Jupiter's moon Europa.

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