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hydrothermal systems

A panoramic view of the Lusi eruption, in Indonesia, from December 2013.
Posted inResearch Spotlights

What Feeds Indonesia’s Destructive Mud Eruption?

Sarah Stanley, Science Writer by Sarah Stanley 2 January 201827 October 2021

New advances in seismic investigations suggest links in plumbing between nearby magma volcanoes and a mud-erupting system that has been spewing for more than a decade.

Dave Lovalvo and Todd Gregory deploy ROV Yogi from R/V Annie II in Wyoming’s Yellowstone Lake.
Posted inScience Updates

Exploring the Restless Floor of Yellowstone Lake

by R. Sohn, R. Harris, C. Linder, K. Luttrell, D. Lovalvo, L. Morgan, W. Seyfried and P. Shanks 4 December 201717 November 2022

Yellowstone Lake, far from any ocean, hosts underwater hot springs similar to those on mid-ocean ridges. A research team is investigating the processes that drive the lake’s hydrothermal systems.

COVIS acoustic data were used to produce 3-D images of underwater plumes from black smoker vents in Juan de Fuca Ridge.
Posted inScience Updates

Sounding the Black Smoker Plumes

by G. Xu, K. Bemis and D. Jackson 10 November 20171 October 2021

Imaging sonar, an emerging technique for monitoring heat from seafloor hydrothermal vents, gives scientists a new look at interacting systems off the coast of Canada.

Researchers look to hydrothermal vents for clues into the movement of Earth’s lower crust
Posted inResearch Spotlights

Is the Lower Crust Convecting Beneath Mid-Ocean Ridges?

by Terri Cook 2 October 201724 March 2023

The first attempt to couple models of hydrothermal circulation and magmatic convection along fast-spreading ridges may explain the spacing of hydrothermal vent fields along the East Pacific Rise.

Posted inResearch Spotlights

Detecting Gas Leaks with Autonomous Underwater Vehicles

by S. Witman 29 August 201728 February 2023

A Norwegian team develops an improved, cost-effective method to detect chemical discharges under the sea.

Plumes
Posted inNews

Hydrogen Molecules Hint at Habitability of Enceladus's Ocean

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 13 April 201711 January 2022

Scientists suggest that the hydrogen could be evidence of hydrothermal activity on the ocean floor of Saturn's sixth largest moon.

Cracking of a fluid barrier beneath Japan’s Mount Ontake may have caused the deadly eruption in 2014
Posted inResearch Spotlights

What Caused the Fatal 2014 Eruption of Japan's Mount Ontake?

by Terri Cook 17 March 20176 December 2021

Analysis of the change in the stratovolcano's tilt just prior to the explosion suggests that the cracking of a previously intact fluid barrier caused the country's deadliest eruption since 1926.

modeling-heat-source-hydrothermal-reservoir-long-valley-caldera
Posted inResearch Spotlights

Mapping Water and Heat Deep Under Long Valley Caldera

Leah Crane by L. Crane 29 September 201611 January 2022

Researchers use electrical resistivity to find the heat source and reservoir feeding Long Valley Caldera's labyrinthine hydrothermal system.

Sulfuric lake Kawah Ijen was used to study volcanic activity.
Posted inResearch Spotlights

A New Tool to Better Forecast Volcanic Unrest

Shannon Hall by S. Hall 8 July 20161 November 2022

In a retrospective study of volcanic unrest at Indonesia's Kawah Ijen, a new model was able to pick up on the rising probability of eruption 2 months before authorities were aware of the risk.

This relatively recent impact crater photographed last year spans a little more than a kilometer in the Sirenum Fossae region of Mars.
Posted inNews

Impacts Might Have Made Ancient Mars Briefly Hospitable to Life

Shannon Hall by S. Hall 28 April 201628 January 2022

A bombardment of the Red Planet 4 billion years ago could have created hot springs that allowed life to flourish.

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