The northern Bering Sea is experiencing record-setting low winter sea ice levels, which are impacting plankton, fish, and other animals in the region.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Methane-Releasing Tundra Soils Freezing Later Each Year
Scientists find links between delayed freezing of Alaskan soils and higher atmospheric methane concentrations during the cold season.
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A New Proxy for Past Precipitation
Researchers used luminescence signals from marine sediment cores to bolster estimates of precipitation levels on land over the past 30,000 years.
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New Volcanic Complex Found Below the Southern Tyrrhenian Sea
Researchers have identified a previously unknown volcanic-intrusive complex that originated through the melting of mantle material at the northern edge of the Ionian slab.
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Soil Moisture Drives Great Plains Cloud Formation
A new study shows that models that reproduce moisture on land are better at accurately recreating cumulus cloud behavior.
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Charging Thunderclouds Affect Ionospheric Conductivity
As thunderstorm updrafts strengthen, electrification of clouds can heat the lower ionosphere, explaining prolonged disturbances to radio waves in the rarefied atmospheric layer.
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A “Super” Solution for Modeling Clouds
Climate models struggle to accurately portray clouds because the models cannot resolve the scales at which clouds form. A new study demonstrates a potential fix for the problem.
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Solving the Global Nitrogen Imbalance
Excess nitrogen causes serious environmental problems, but too little can lead to food insecurity and unrest. A team of researchers proposes a five-pronged solution to our planet’s nitrogen woes.
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Theoretical Models Advance Knowledge of Ocean Circulation
A review of recent advancements highlights key insights into the Atlantic Meridional Overturning Circulation and what might be in store for future research.
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How Land Use Affects Nutrient Pollution in a Changing Climate
As heavy rain falls more frequently, the land alongside a river has a greater effect on the waterway’s nutrient levels—for better or worse.