Simulations show how changes in electron density can trap electromagnetic waves and heat electrons in the ionosphere.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
Posted inResearch Spotlights
Traces of Ancient Buried Subduction Zone Found in China
A combination of observations and modeling reveals evidence of a late Paleozoic intraoceanic subduction zone in the western Junggar region of northwest China.
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How Accurate Are Ionospheric Models?
A new study puts the latest version of a venerable model of Earth's ionosphere to the test, with some unexpected results.
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When Thunderstorms Have Wings
A new study uncovers the origin of a gull wing–shaped cirrus cloud above an Argentinian thunderstorm captured in satellite images.
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Predicting Temperature Shifts off the U.S. East Coast
New research reveals the relative importance of oceanic and atmospheric processes in year-to-year changes in ocean temperature along the Middle Atlantic Bight.
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Adapting Weather Forecasting Techniques to Paleoclimate Studies
First results of the Last Millennium Climate Reanalysis Project demonstrate the potential of the method to improve historical climate estimates by linking proxy data with climate models.
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The Fate of Hydrocarbons Seeping from the Ocean Floor
Researchers investigate the properties of bubbles at deep-ocean oil seeps to improve oil spill models.
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Defining the Onset and End of the Indian Summer Monsoon
A new, objective definition of the onset of the summer monsoon could improve predictions of rainfall in India.
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A River Runs Through It, but Why?
Researchers investigate the factors that cause river terraces to form.
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The Mathematics of Braided Rivers
River researchers find a mathematical relationship that predicts the average shape of a riverbed over a defined distance, opening the door to new ideas about modeling braided rivers.