A new model that simulates the behavior of surging ash clouds may help scientists to better predict the hazards associated with the deadliest type of volcanic flows.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Are Studies That Evaluate Ecosystem Services Useful?
Ecologists find flaws in the approach to research that focuses on services ecosystems provide to humans. These flaws limit certain studies’ utility.
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A New Model for River Meanders
A river’s twists and turns are shaped by its past flood events.
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Follow Earthworm Tracks to Better Simulate Water Flow in Soils
Incorporating paths carved by the critters and by tree roots helps scientists align simulations of tropical soils more closely with real-world data.
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The Competing Climate Effects of Elevation and Albedo
Variations in surface reflectivity are as important as surface elevation changes in determining regional climate at nonpolar latitudes, according to a new modeling study.
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A Benchmark for Trace Greenhouse Gases in the Arctic Ocean
Samples of seawater from the North American Arctic show that the region is neither a major source nor sink of methane and nitrous oxide to the overlying atmosphere.
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Small Wetlands Retain Lion’s Share of Nutrients
Still-water ecosystems are key to combating explosive algae growth.
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Sediment Cores Reveal Ocean Current’s Past Life
East Asia’s Black Current may have rerouted in the past 10,000 years or so.
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Hubble Reveals Less Studied Regions of Jupiter’s Auroras
With a dose of fiery plasma, the secondary arcs of Jupiter’s aurora shine bright.
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Are Humans to Blame for Worsening Heat Waves in China?
A new study suggests that even hotter events will follow unless greenhouse gas emissions are reduced.