A thick portion of Earth’s crust may have capped the Samoan plume and suppressed volcanism for 30 million years, explaining a curious gap along the Samoan chain.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
Posted inResearch Spotlights
Blasts from the Past: New Insights from Old Space Storms
Reassessment and comparison of past space weather events highlight the potential for Earth to experience destructive geomagnetic disturbances.
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Subtle Coastal Sinking Raises Storm Surge Risks
New detection of millimeter-scale subsidence along vulnerable coastlines means flood risk predictions may be inaccurate.
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Mapping Landslide Risk in the United States and Puerto Rico
A new method provides highly accurate continental-scale landslide susceptibility maps that are being used in the aftermath of Hurricane Helene.
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Insights Biogeoquímicos de um Importante Rio Amazônico
Sub-representados nos orçamentos globais de carbono, rios tropicais como o Tocantins, no Brasil, necessitam de estudos para estabelecer suas características de base face às crescentes mudanças globais.
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Down in the Slumps: Tracing Erosion Cycles in Arctic Permafrost
Climate change is altering permafrost thaw cycles and leading to unique Arctic erosional problems.
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California Wildfires and Weather Are Changing Erosion Patterns
Sediment runoff from the state’s increasingly severe wildfires and heavy rain events may affect ecosystems and water resources downstream.
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Audible Storm Waves Could Turbocharge Earth’s Radiation Belts
Electromagnetic chorus waves could generate more extreme radiation levels than previously thought, posing severe hazards for Earth-orbiting spacecraft.
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Each Glacier Has a Unique Organic Matter Composition
Like snowflakes, no two glaciers are alike: Carbon-containing compounds released from glaciers vary from place to place, meaning climate and ecosystem effects of melting could vary as well.
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Machine Learning Could Improve Extreme Weather Warnings
A deep learning technique could reduce the error in 10-day weather forecasts by more than 90%, allowing communities to better prepare for extreme events such as heat waves.