Hidden Volcano Abyss: Behind Tonga’s Massive Eruption | Full Documentary | NOVA | PBS

Investigate one of the most powerful volcanic eruptions in recorded history. Official Website: | #novapbs In January 2022, one of the most powerful volcanic eruptions in recorded history rocked the Pacific islands of Tonga, sending shockwaves around the world. Through first-person accounts of the disaster and eyewitness footage, experience the terrifying power of the eruption and the devastating tsunami that struck the shores of Tonga. Why was this eruption so big, how did it cause the tsunami, and could another disaster loom? Chapters: 00:00 Introduction 01:47 The Day of the Eruption in Tonga: Firsthand Accounts 08:44 Geologists Study the Volcano to Determine the Cause of the Eruption 20:49 Understanding the Unpredictability of Submarine Volcanoes. 27:00 The Tsunami Caused by the Eruption in Tonga 41:55 Studying Tofua: The Volcanic Twin of Hunga Tonga–Hunga Haʻapai 50:10 How Communities Can Prepare for Future Eruptions and Tsunami © 2023 WGBH Educational Foundation All rights reserved This program was produced by GBH, which is solely responsible for its content. This program is made possible by viewers like you. Support your local PBS station here: Enjoy full episodes of your favorite PBS shows anytime, anywhere with the free PBS App: Stay up to date on the latest science discoveries, full episodes, articles, videos, and more by signing up for NOVA’s newsletter here: FOLLOW US: NOVA YouTube: Facebook: ​ Twitter: ​ Instagram: TikTok: @novapbs PBS Facebook: Twitter: Instagram: YouTube: TikTok: @pbs Shop: #tonga #volcano #eruption #tsunami Hunga Tonga volcano eruption, Tonga volcano, where is Tonga, Tonga people, Tonga volcano today, Hunga Tonga-Hunga Ha’apai, is the Tonga volcano still erupting, why did Tonga volcano erupt so violently