More than 70 passive sensors on Mount Etna have captured the first radon measurements in volcanic plumes and show that radon could affect people around volcanoes.
Volcanic gases
Posted inNews
Human Activity Outpaces Volcanoes, Asteroids in Releasing Deep Carbon
Humanity’s carbon emissions are, by far, the largest disturbance to Earth’s steady state carbon cycle.
Posted inEditors' Highlights
Crystals Connect Bubbles in Explosive Magmas
Hydrous silica-rich magmas can degas through connected bubble pathways when as little as 20% crystals are present, influencing transitions from explosive, Vulcanian-style eruptions to lava effusion.
Posted inResearch Spotlights
Volcano in Iceland Is One of the Largest Sources of Volcanic CO2
High-precision airborne measurements, in combination with atmospheric modeling, suggest that the Katla subglacial caldera may be one of the planet’s biggest sources of volcanic carbon dioxide.
Posted inResearch Spotlights
Looking Inside an Active Italian Volcano
Scientists use 3-D imaging to reveal Solfatara crater’s inner plumbing.
Posted inResearch Spotlights
Can Water Vapor Help Forecast When a Volcano Will Blow?
A widely used technique to monitor sulfur dioxide was tweaked to focus on water vapor at Peru’s Sabancaya Volcano. Results show that the volcano steamed up prior to its 2016 eruption.
Posted inNews
Can Carbon Dioxide Trigger Geyser Eruptions?
Researchers looking at geyser discharge water in Yellowstone National Park found that dissolved carbon dioxide could be involved in a geyser's eruption.
Posted inScience Updates
Monitoring Gas Emissions Can Help Forecast Volcanic Eruptions
5th Meeting of the Network for Observation of Volcanic and Atmospheric Change; Turrialba Volcano, Costa Rica, 27 April to 1 May 2015