New evidence strengthens a likely link between 20- to 40-year sea surface temperature fluctuations and varying ocean circulation patterns.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Ionospheric Waves Linked to Polar Atmospheric Dynamics
Ionospheric waves are likely to be caused by processes in the polar atmosphere rather than by space weather.
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What Makes Long-Runout Landslides So Mobile?
New research shows that acoustic waves rippling through some large landslides can reduce friction and allow slides to run out long distances.
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A Decade of Progress in Stratospheric Aerosol Research
Enhanced technology and chemistry-climate models have advanced our understanding of the sources and processes controlling the evolution of the stratospheric aerosol layer, the so-called Junge layer.
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The Role of Water in Earth's Tectonic Plumbing Systems
Tidal forces act on well water around the San Andreas Fault, giving researchers a new window into the hydrogeological structure of fault zones.
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Nitrogen Garners Starring Role in Refined Earth System Model
Scientists create a more realistic representation of plant nitrogen uptake and usage to improve global climate simulations.
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Are U.S. States Prepared to Manage Water in a Changing Climate?
An empirical study of water allocation and planning in five states concludes that they lack a statewide strategy to manage the impacts of climate change on water resources.
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Volcanic Lightning Could Aid Hazard Response During Eruptions
Lightning and ash plume dynamics reflected eruption behavior and signaled the onset of fast-moving rock and gas flows during the 2015 eruption of Chile's Calbuco volcano.
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Improving the Identification of Extreme Precipitation Trends in the U.S.
By greatly reducing the associated uncertainty, a new model is better able to discern statistically significant trends, offering the potential to improve the seasonal forecasting of rare events.
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Modeling the Effects of Clouds on Climate
New research investigates how mixed-phase cloud partitioning and cloud cover compensate each other in GCMs.