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volcanoes

An inlet of Lake Toba in Indonesia, surrounded by tropical vegetation
Posted inNews

La vida después de una super erupción

by Danielle Beurteaux 9 November 202116 March 2022

Una vez que una erupción volcánica masiva termina, el sistema subyacente puede mantenerse activo por miles de años. Una nueva investigación vislumbra cómo funcionan los ciclos de super erupciones.

Trees with a view of Italy’s Mount Etna behind.
Posted inNews

Supergreen Trees Can Signal Sites of Eruptions

by J. Besl 8 November 202126 April 2022

Tree core chemistry can explain what happened before Mount Etna’s 2002 eruption and suggests that trees could play a role in rebuilding past eruptions.

An inlet of Lake Toba in Indonesia, surrounded by tropical vegetation
Posted inNews

Life After a Supereruption

by Danielle Beurteaux 27 October 202116 March 2022

Once a massive volcanic eruption is finished, the underlying system can remain active for thousands of years. New research illuminates how supereruption cycles work.

The eruption column of Mount Pinatubo, Philippines, in June 1991.
Posted inNews

Climate Change Will Alter Cooling Effects of Volcanic Eruptions

by Michael Allen 20 September 202114 April 2022

New research indicates the cooling effect of rare, large eruptions will increase, whereas the effects of more frequent, smaller eruptions will be reduced.

The 9-kilometer-tall volcano Maat Mons, shown here with an exaggerated vertical scale, may be relatively young.
Posted inResearch Spotlights

Is Venus Volcanically Active? New Approach Could Provide an Answer

Sarah Stanley, Science Writer by Sarah Stanley 15 September 20218 February 2022

A strategy that combines geologic mapping with data on how the planet’s surface emits and absorbs microwave radiation could potentially identify recent lava flows.

Mount Etna, a stratovolcano, sits in front of an ashy night sky. Lava erupts from and flows down the volcano, and ash and gas billow up from a vent behind the peak and make the sky glow orange. A few star trails appear in the upper right corner.
Posted inENGAGE, News

Etna Under Pressure: Does Gas Buildup Foreshadow Eruption?

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 15 September 202129 March 2023

Pressure from both magma and gas can trigger eruptions. Monitoring degassing can help predict eruptions but only if the magma system is well understood first.

Snow-covered Fimmvörðuháls, close to Eyjafjallajökull, where white ash and steam are tinged red by lava erupting from a fissure
Posted inENGAGE, News

The Understudied Risks of Low-Magnitude Eruptions

Kate Wheeling, freelance science writer by Kate Wheeling 14 September 202129 March 2023

Volcanologists have historically focused on the risks of large-scale eruptions, but new research highlights how small eruptions can combine with human-made vulnerabilities to cause catastrophic impacts.

View from near-Earth orbit of a volcanic eruption plume rising into the atmosphere
Posted inScience Updates

Anticipating Climate Impacts of Major Volcanic Eruptions

by S. A. Carn, P. A. Newman, V. Aquila, H. Gonnermann and J. Dufek 31 August 202128 February 2022

NASA’s rapid response plan for gathering atmospheric data amid major volcanic eruptions, paired with efforts to improve eruption simulations, will offer better views of these events’ global effects.

Aerial view of snowcapped Mount Hood with lower-lying mountains and fog in the background
Posted inScience Updates

Making the Most of Volcanic Eruption Responses

by T. P. Fischer, S. C. Moran, K. M. Cooper, D. C. Roman and P. C. LaFemina 31 August 202122 March 2022

Last year, a new collaborative initiative conducted a hypothetical volcano response exercise. A month later, they put the knowledge gained to use during an actual eruption.

Andrews crouching in front of a wall covered in photographs.
Posted inFeatures

Robin George Andrews: “The New York Times Volcano Guy”

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 24 August 202123 March 2023

Making the leap from science to journalism.

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