Ensemble techniques are opening a path toward space weather forecasts that give deeper understanding of the risk posed by each solar storm that approaches our planet.
Editors’ Highlights
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Greenland Basal Melting May Be Considerably Less Than We Think
New observations of surface ice velocity over northern Greenland challenge current assumptions used in ice sheet models to model the deformation mechanisms that govern ice flow.
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Energetics of Western Boundary Current Surface Flows Are Similar
Despite different wind forcing and air-sea heating conditions, the surface layer energetics of two Western Boundary Current systems in different ocean basins are surprisingly similar.
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Removing the Drudgery from Earthquake Seismology
New methods of machine learning are bringing the phase arrival time and polarity picking used for automatic determination of earthquake fault planes to accuracies better than human analysists.
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Meteors Can be Used to Calibrate a Radar System
Every day meteors burn up in the atmosphere with highly predictable results, reflecting radio waves that could be used to calibrate antennas.
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500 Years of Atmospheric River Landfalls in Southwestern USA
A network of tree-ring chronologies has been used to develop the first reconstruction of atmospheric river landfalls on the US Pacific Coast over the last 500 years.
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Innovative Way to Detect Space Weather Impact on Power Grids
Very low frequency radio, a well-proven tool for solar-terrestrial studies, proves to be adept at detecting the stresses that space weather imposes on the transformers at the heart of power grids.
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Seasonal Leaf Production Is Key Control on Amazon Carbon Balance
Characterizing leaf phenology in process-based models reconciles both “dry season green-up” and drought controls on Amazonian carbon balance.
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Basement Structure Mapped by Phase Autocorrelations of Noise
Cross-correlations of ambient seismic noise are combined with well log data to image shallow crustal basement features in the Ebro Basin in Spain.
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Nutrients May Change Flavor of “Meadow Tea” in Lakes
Lakes in the US and Europe have been getting more tea-colored over the past 30 years, and this “browning” trend may increase nutrient levels and affect lake water quality.