New aircraft survey data show that although atmospheric chemistry above remote ocean regions is a considerable source of methanol production, the ocean’s net methanol emission is minor.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Atmospheric Turbulence May Promote Cloud Droplet Formation
Turbulence causes local variations in relative humidity, which can push particles past a critical saturation threshold for droplet nucleation.
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How Did Diatoms Evolve to Swap Zinc for the Toxic Metal Cadmium?
New network analysis suggests that zinc and cadmium sulfides weathered simultaneously in geological history, making cadmium a suitable substitute in photosynthetic pathways when zinc was scarce.
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The First Angstrom-Scale View of Weathering
Researchers observe how water vapor and liquid alter sedimentary rocks through physical and chemical processes.
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The Space Dust That Causes Zodiacal Light Might Come from Mars
Serendipitous observations by the Juno spacecraft while it was en route to Jupiter suggest a Martian source for the dust, but how the dust escapes Mars or its moons remains unknown.
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Satellite Captures Detaching Iceberg in Near-Real Time
NASA’s ICESat-2 satellite recorded the cleaving of a 315-billion-ton iceberg from Amery Ice Shelf in 2019, as well as years of subtle cracking and splitting prior to the calving event.
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Researchers Home in on the Age of the Yangtze River
Findings on the river’s age also have implications for past landscape change in Asia.
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Widespread Wildfire as a Proxy for Resource Strain
Researchers have found a strong correlation between the number of days with widespread, synchronous fire danger and resource allocation across the western United States.