Looking back at the Tonga eruption
A new analysis of seismic data recorded after the massively violent eruption of the underwater volcano Hunga Tonga-Hunga Ha'apai, on January 15, 2022, has revealed new and useful information on the sequence of events. Kotaro Tarumi and Kazunori Yoshi.....»»
"Like a shotgun": Tongan eruption is largest ever recorded
A deadly volcanic eruption near Tonga in January was the largest ever recorded with modern equipment, a New Zealand-led team of scientists revealed Monday......»»
Capturing shockwaves from a volcano with a handmade air pressure sensor
The largest volcanic eruption of the 21st century so far happened last winter, off the coast of the island nation of Tonga. Louisiana State University Department of Oceanography & Coastal Sciences Professor Chunyan Li captured it in an unexpected way.....»»
Scientists identify the highest-ever recorded volcanic plume
Using images captured by satellites, researchers in the University of Oxford's Department of Physics and RAL Space have confirmed that the January 2022 eruption of the Hunga Tonga-Hunga Ha'apai volcano produced the highest-ever recorded plume. The co.....»»
Hunga Ha"apai volcano blasted sulfate aerosols and a record-breaking amount of water vapor into the stratosphere
The January 15, 2022 eruption of underwater Hunga Tonga–Hunga Ha'apai volcano triggered a tsunami that flattened buildings, displaced residents, and resulted in at least four deaths across the islands of Tonga. The powerful blast sent waves ripplin.....»»
A New Tool for Eruption Forecasting: Carbon-Catching Drones
In the future, remote-controlled quadcopters might mean that researchers won’t have to crawl inside volcanoes to collect carbon dioxide anymore......»»
One does not simply detonate a volcano into Mordor: A scientist explains the problems with that Rings of Power episode
In the blockbuster fantasy series The Lord of the Rings: The Rings of Power, one of the principal antagonists, the wicked Adar, diverted a river into the labyrinth of tunnels under a dormant Mount Doom to trigger an explosive volcanic eruption. This.....»»
Detailing a disastrous autumn day in ancient Italy
Volcanic eruptions evoke images of lava, fire, and destruction; however, this is not always the case. The Plinian eruption of Mount Vesuvius around 4,000 years ago—2,000 years before the one that buried the Roman city of Pompeii— left a remarkabl.....»»
Tonga is home to 170 islands. A new one just formed from an underwater volcanic eruption
The Pacific nation of Tonga is made up of 170 islands, but it just welcomed its newest addition—thanks to an underwater volcano......»»
NASA’s Earth Observatory spots newly birthed island in the Pacific
NASA has spotted a newly birthed island out in the Pacific Ocean. The island is the result of a series of eruptions from a volcano situated in the Home Reef, a seamount in the Central Tonga Islands. NASA says the seamount repeatedly oozed lava and ej.....»»
Hunga Tonga eruption put over 50B kilograms of water into the stratosphere
New study shows eruption plume circled the globe multiple times in the stratosphere. Enlarge / The Hunga Tonga eruption started under water, yet still blasted straight through much of the atmosphere. (credit: NASA) In January.....»»
Tonga volcano blast was unusual, could even warm the Earth
When an undersea volcano erupted in Tonga in January, its watery blast was huge and unusual—and scientists are still trying to understand its impacts......»»
New system could provide early warning of Whakaari eruption risk
Kiwi volcanologists and engineers have finished testing an automated system that provides a warning when an eruption on Whakaari (White Island) becomes more likely......»»
Risk of volcano catastrophe "a roll of the dice," say experts
The world is "woefully underprepared" for a massive volcanic eruption and the likely repercussions on global supply chains, climate and food, according to experts from the University of Cambridge's Center for the Study of Existential Risk (CSER), and.....»»
New study says an explosion of debris from Earth may have given birth to the Moon
Eons ago, when the Earth was still barely formed, scientists believe a fiery eruption or collision sent a massive spray of debris out into space. That debris, they say, would have then fueled the birth of the Moon. This isn’t exactly a new idea. Sc.....»»
"Indescribable": the heat and roar of Iceland"s volcano
The ground rumbles underfoot, then roars as red-orange lava fountains shoot up from the ground, the intense heat cloaking the nearby crowd awestruck by Iceland's latest volcanic eruption......»»
NASA: Tonga Volcanic Eruption Blasted ‘Unprecedented’ Amount of Water Into Atmosphere
NASA: Tonga Volcanic Eruption Blasted ‘Unprecedented’ Amount of Water Into Atmosphere.....»»
Scientists provide explanation for exceptional Tonga tsunami
Scientists say they have identified the exact mechanism responsible for the exceptional tsunami that spread quickly across the world after the colossal eruption of the Tonga volcano earlier this year......»»
Volcano ash blankets Philippine towns after second eruption this week
A volcano in the Philippines spewed a huge column of ash into the sky on Sunday, blanketing a region still recovering from last week's eruption......»»
Ash covers towns after Philippines volcano eruption
A volcano in the eastern Philippines spewed a huge, dark cloud on Sunday, prompting evacuations from ash-covered towns while authorities warned of possible further eruptions......»»
Great timing and supercomputer upgrade lead to successful forecast of volcanic eruption
In the fall of 2017, geology professor Patricia Gregg and her team had just set up a new volcanic forecasting modeling program on the Blue Waters and iForge supercomputers. Simultaneously, another team was monitoring activity at the Sierra Negra volc.....»»