The mysterious world of underwater caves | Jill Heinerth

https://download.ted.com/talks/JillHeinerth_2015Y-480p.mp4?apikey=172BB350-0008Cave diver Jill Heinerth explores the hidden underground waterways coursing through our planet. Working with biologists, climatologists and archaeologists, Heinerth unravels the mysteries of the life-forms that inhabit some of the earth’s most remote places and helps researchers unlock the history of climate change. In this short talk, take a dive below the waves and explore the wonders of inner space.