A global flood hazard map at 30-meter resolution is constructed using latest hydrology, topography, and climate data, and its accuracy is approaching that of local to regional scale flood inundation maps.
Editors’ Highlights
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Using Satellite Data to Estimate Atmospheric CO2 Growth Rates
A new method improves growth rate estimates of carbon dioxide increase in the atmosphere by combining the standard NOAA approach with satellite data.
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Past and Future Changes in Atmospheric Clear-Air Turbulence
A new study evaluates long-term changes in atmospheric clear-air turbulence based on meteorological reanalysis and climate model simulations.
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Impact of NASA’s GDC Measurements on Predicting Earth’s Upper Atmosphere
A new study finds that assimilating observations of the ionosphere and thermosphere reduces the error in model predictions more than modeling either one individually.
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Crustal Melts at the Core-Mantle Boundary
Seismic waves get sent in all directions for deep mantle anomalies, and a new analysis shows where those scatters lie and what properties they have.
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New Method Reveals Hidden Structures in Clear-Sky Vertical Motion
High-resolution satellite data reveal unexpected, highly heterogeneous vertical motions in the clear-sky atmosphere, with a new method proposed for measuring these motions.
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As the River Flows the Colors Sparkle
Diving into the science behind river color and its relationship with flow.
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New Moonquakes from Old Data
Almost 50 years after they were turned off, the Apollo seismometers still have secrets to reveal.
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Buffering by Ammonia Sustains Sulfate Aerosol Production
A new method for evaluating the role of multiphase buffering and acidification reactions on aerosol pH finds that the buffering effect sustains sulfate production from high pH-favored multiphase reactions.
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Equation Discovery for Subgrid-Scale Closures
Machine learning can discover closure equations for fluid simulations. A new study finds that common algorithms rediscover known, unstable closures, which can be stabilized with higher-order terms.