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.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
Posted inResearch Spotlights
Arctic Survey Hunts for Missing Nitrogen and Phosphorus
A new survey of ocean waters flowing in and out of the Arctic may shed light on how dissolved organic nitrogen and phosphorus contribute to nutrient cycling in the Arctic.
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How Do Tropical Forests Slow Knickpoints in Rivers?
Using Puerto Rico's Luquillo Mountains as a case study, scientists use the region's geological history to study how knickpoints—areas where there's a sharp change in the river's slope—move over time.
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What Causes Heavy Rainfall?
Scientists investigate atmospheric conditions that correlate to heavy rainfall in the midlatitudes.
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Novel Technique Finds New Features Under United States
A new high-fidelity tomography harnesses USArray data to expose a wealth of noteworthy crustal and upper mantle structures, including previously unknown anomalies beneath the Appalachians.
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A River Network Preserved Beneath the Greenland Ice Sheet
An ancient drainage basin covering one fifth of Greenland predates the ice sheet and strongly influences the modern Jakobshavn Glacier, according to a new analysis of ice-penetrating radar data.
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Insights into Long-Standing Bias in Cloud Property Retrieval
A new framework provides a more comprehensive view of how subpixel variations can create biases in a commonly used method of analyzing cloud properties with satellites.
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Solar Wind Disconnects Venus’s Magnetotail
Polarity reversals in the solar wind magnetic field disconnect the magnetic field trailing behind Venus, allowing ions from the atmosphere to escape.
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Shift in Pacific Sea Level Trends Will Affect the West Coast
The first study on the shift toward higher sea levels in the eastern Pacific Ocean over the past 5 years indicates it will continue, leading to much higher seas on the western coasts of the Americas.
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Japan's Volcanic History, Hidden Under the Sea
Scientists investigate marine tephra layers for clues to Japan's volcanic past.