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islands

View from the water of lava tubes along the coast of Hawaiʻi near Hualalai volcano
Posted inScience Updates

Deep Submarine Fresh Water: A New Resource for Volcanic Islands?

by E. Attias, S. Constable, B. Taylor and D. Thomas 23 March 202129 September 2021

The discovery of large freshwater reservoirs off Hawaii suggests that other volcanic islands may have similar resources, which could help meet water demands amid population growth and climate change.

Satellite image of the island of Mayotte and its surrounding fringing reef
Posted inNews

New Volcano, Old Caldera

by Alka Tripathy-Lang 15 December 20206 September 2022

Researchers suggest a magma chamber sits within an old submarine caldera structure that extends into the mantle. Nearby, a new underwater volcano emerged with a flurry of seismicity.

Satellite image of ring-shaped Nukuoro Atoll in the Pacific
Posted inNews

Rethinking Darwin’s Theory of Atoll Formation

Lakshmi Supriya, Science Writer by L. Supriya 30 October 202010 November 2021

Atolls have a long and complex history related to seafloor evolution, and Darwin’s model is only the beginning of the story.

Image of the urban center of Majuro in the Marshall Islands.
Posted inResearch Spotlights

To Save Low-Lying Atolls, Adaptive Measures Need to Start Now

Rachel Fritts, Science Writer by Rachel Fritts 22 October 20206 March 2023

New research uses 5,000 years of geological data to understand how and when sea level rise will affect the livability of low-lying reef islands.

Funafuti atoll, in Tuvalu
Posted inNews

A Brighter Future for Coral Reef Islands

Hannah Thomasy, Science Writer by Hannah Thomasy 15 July 20203 November 2021

Although some islands demonstrate more resiliency than previously thought, island communities may require significant flood-resistant infrastructure to maintain their way of life.

Map of the Lesser Antilles volcanic arc showing the subduction zone trench and the location of two Deep Sea Drilling Cores
Posted inEditors' Highlights

Extremely High Carbon Return in Certain Volcanic Arcs

by S. D. Jacobsen 3 June 202023 September 2022

By comparing measured volcanic output with subducted carbon fluxes from drill cores, the Lesser Antilles subduction zone shows nearly complete slab carbon release at sub-arc depths.

Beach on barrier island Spiekeroog in Germany
Posted inResearch Spotlights

Microbial Mechanisms Change with the Seasons

Elizabeth Thompson by Elizabeth Thompson 1 April 202012 October 2022

Microbes living in the sand on a barrier island alter the way they break down organic matter as their environment changes throughout the year, which has implications for the surrounding water column.

Image of the Anak Krakatau volcano erupting
Posted inNews

The Hazard Cascade That Led to the Anak Krakatau Landslide

Kate Wheeling, freelance science writer by Kate Wheeling 4 November 201916 March 2022

Researchers used a combination of ground and space-based measures to look for warning signs for the flank collapse at Anak Krakatau in 2018, which triggered a tsunami that killed hundreds.

Science buildings and living quarters on Fletcher’s Ice Island in 1967
Posted inNews

Scientists Rescue Historical Data Taken on Floating Ice Island

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 27 August 20198 November 2021

A never-before-published data set from the Cold War could help scientists unravel the mysterious western Arctic Ocean.

The magma system underneath Lipari is connected to a fault system formed by tectonic activity rather than to volcanoes.
Posted inScience Updates

Seismic Sensors Probe Lipari’s Underground Plumbing

by F. Di Luccio, P. Persaud, L. Cucci, A. Esposito, G. Ventura and R. W. Clayton 15 July 201911 May 2022

An international team of scientists installed a novel, dense network of 48 seismic sensors on the island of Lipari to investigate the active magma system underground.

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