Reservoirs of magma and fluids in the crust create gravity anomalies detectable by altimetry, which can help find submarine volcanoes and provide key insights into their depth, shape and volume.
volcanoes
Posted inEditors' Highlights
Magma Diversity in Iceland
Iceland’s recent basalt eruptions originated at the crust-mantle boundary and show chemical variability over remarkably short timescales of weeks, suggesting exchanges between diverse magma sources.
Posted inNews
Alaska’s Mount Veniaminof Volcano Is Stealthy—Here’s Why
New research explains why Mount Veniaminof erupts without the usual warming signs.
Posted inNews
Here’s How the Hunga Tonga Eruption Sounded
New Zealanders’ experiences during the Hunga Volcano’s eruption match seismic monitoring data.
Posted inFeatures
How Volcanologists Can Improve Urban Climate Resilience
City-level strategies to cope with climate change can benefit from the insights of volcano scientists, who have long customized hazard information and communications for local communities.
Posted inEditors' Highlights
120 Years of Geodetic Data on Kīlauea’s Décollement
A new study explores the deformation and stress changes of Kīlauea’s décollement from 1898 to 2018 by collating an unprecedented 120 years of geodetic data.
Posted inNews
Large Igneous Provinces May Have Leaked Cryptic Carbon
Dissolved carbon dioxide may have bubbled up from magma far below the surface, contributing to prolonged warming.
Posted inEditors' Highlights
The Explosive Origins of Titan’s Rampart Craters
In a new study, volcanic explosions are explored and modeled to understand the possible origins of rampart craters on Titan and determine whether their formation can source atmospheric methane.
Posted inNews
Glaciers near Active Volcanoes Flow Faster
Monitoring glacier velocity could help predict volcanic activity, a study of more than 210,000 glaciers suggests.