Researchers present maps of hydrogen and sulfur that hint at water locked in hydrous sulfates in Mars's southern hemispheric soil.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Tipping Point for Nuisance Coastal Flooding May Come by 2050
By midcentury, many U.S. cities along the Mid-Atlantic, Gulf, and West coasts may experience 30 or more days a year with minor flooding.
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Dry Minerals in the Lower Mantle
Laboratory-made perovskite helps explain how water is distributed inside the Earth.
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Particle Accelerator in Space Could Help Scientists Study Auroras
Researchers could launch an electron beam device into space to study the Earth's magnetic field and trigger artificial auroras and lightning.
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How Much Carbon Dioxide Does Sunlight Release from Lakes?
A study of more than 1000 lakes in Sweden helps model sunlight's ability to drive greenhouse gas emissions.
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California's 2012–2014 Drought Unusual for Last Millennium
Soil moisture estimates, inferred from thousands of tree rings spanning the past 12 centuries, highlight the severity of the recent record-breaking drought.
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Researchers Roll Clouds into Climate Modeling
As computational power grows thanks to improving techniques and technology, scientists are working toward incorporating complex systems such as clouds into global and regional climate models.
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Aquifers Spew More Pollution into Oceans Than Rivers
A new model makes a direct estimate of contaminants in submarine groundwater discharge.
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Radar Shows Where Water and Ice Occur in Large Storms
Storms over the Indian Ocean show that precipitation type depends on oceanic airflow.
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Overriding Plate's Properties Affect Subduction
The properties of the plate that does not sink may strongly control subduction zone dynamics.