Explore the science of sinkholes, how they commonly form, and what human activities can also trigger them. -- It was a rainy December morning in San Francisco when the Earth opened up. The ground suddenly fell away into a 12-meter-deep sinkhole that engulfed a garage, part of a street, and a multi-million-dollar mansion. Sinkholes can seem to strike out of nowhere, but they’re more common than people often think. So, how do they form? Elise Cutts details what’s happening just below your feet. Lesson by Elise Cutts, directed by Evandro D'Hipolito. Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon Check out our merch: http://bit.ly/TEDEDShop ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/how-do-sinkholes-form-elise-cutts Dig deeper with additional resources: https://ed.ted.com/lessons/how-do-sinkholes-form-elise-cutts/digdeeper Animator's website: https://evandrodhipolito.myportfolio.com Music: https://www.wonderboyaudio.com ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Ovidiu Mrd, paul g mohney, Steven Razey, Nathan Giusti, Helen Lee, Anthony Benedict, Karthik Balsubramanian, Annastasshia Ames, Amy Lopez, Vinh-Thuy Nguyen, Liz Candee, Ugur Doga Sezgin, Karmi Nguyen, John C. Vesey, Yelena Baykova, Nick Johnson, Carlos H. Costa, Jennifer Kurkoski, Ryan B Harvey, Akinola Emmanuel, Jose Arcadio Valdes Franco, Sebastiaan Vleugels, Karl Laius, JY Kang, Abhishek Goel, Heidi Stolt, Nicole Sund, Karlee Finch, Mario Mejia, Denise A Pitts, Doug Henry, Keven Webb, Mihai Sandu, Deepak Iyer, Javid Gozalov, Kyanta Yap, Rebecca Reineke, William Biersdorf, Patricia Alves Panagides, Yvette Mocete, Cyrus Garay, Samuel Barbas, LadyGeek, Marin Kovachev, Penelope Misquitta, Hans Peng, Gaurav Mathur, Erik Biemans, Tony, Michelle, Katie and Josh Pedretti, and Hoai Nam Tran.

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