High-resolution seismic models of the Nova Scotia margin reveal a role for magmatism in continental breakup, even at magma-poor sections of the eastern North American margin.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Radiometric Dating Sheds Light on Tectonic Debate
The emplacement of the Samail Ophiolite in Oman has been a source of disagreement among geologists. New state-of-the-art research offers a fresh perspective on its timing and geometry.
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Rethinking How Valley Fever Spreads
Scientists have long assumed that dust storms lead to infections with the desert soil fungus Coccidioides, but new evidence suggests otherwise.
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Rising Trend Predicted for Conditions Linked to Severe Storms
Climate modeling predicts that conditions conducive to severe thunderstorms will arise more often as Earth warms.
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Understanding Rare Rain Events in the Driest Desert on Earth
A new study reveals the atmospheric paths of storm events that can deliver a decade’s worth of rain in a few hours to the Atacama Desert.
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Scientists Turn Back Time to Track Methane Emissions on Mars
Period spikes of methane on Mars could originate inside Gale crater, where NASA’s Curiosity rover is currently exploring.s
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Recovering Mantle Memories from River Profiles
Researchers use a closed-loop modeling strategy to validate regional uplift patterns recorded in river profiles across the African continent.
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Diurnal Oxidation for Manganese Minerals in the Arctic Ocean
The relative abundance of different oxidation states for this important micronutrient varies on the basis of how much available sunlight there is.
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Drop in Rain Forest Productivity Could Speed Future Climate Change
As temperatures rise, tropical forests will become more stressed and photosynthesize less.