The renewable heating system right below your feet | Kathy Hannun

Of all the mundane yet astonishing marvels of human ingenuity, knowing what it takes to heat a room to a comfortable temperature is TED Fellow Kathy Hannun's favorite. She takes us on a journey across the planet and under the sea to emphasize the dangers of modern heating, and offers a safer, planet-friendly alternative that taps into the geothermal energy right below our feet.Want to help shape TED’s shows going forward? Fill out our survey!Learn more about TED Next at ted.com/futureyouFor the Idea Search application, go to ted.com/ideasearch Hosted on Acast. See acast.com/privacy for more information.