Nuevos datos de exploración con aeronaves muestran que aunque la química atmosférica sobre regiones oceánicas remotas es una fuente considerable de producción de metanol, la emisión neta de metanol del océano es menor.
Journal of Geophysical Research: Atmospheres
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New Global Mesoscale Convective System Tracking Database
A 20-year high-resolution global mesoscale convective system tracking database reveals the characteristics of mesoscale convective systems and their significant contributions to global rainfall.
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Upward Lightning Takes Its Cue from Nearby Lightning Events
Lightning in a thunderstorm changes the electromagnetic field in a way that sparks upward lightning from tall structures.
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Improving the Global Budget for Atmospheric Methanol
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.
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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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New Land Surface Air Temperature Global Dataset
The fifth major update of land surface air temperature data from the Climatic Research Unit and the Met Office has extended the time series, included more stations, and used better processing methods.
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New Global Surface Temperature Dataset Spans 170 Years
HadCRUT5, the new version of the Met Office Hadley Centre/Climatic Research Unit global surface temperature dataset from 1850 to 2018, has extended and improved the previous temperature record.
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Seeding Ice Clouds with Wildfire Emissions
Wildfires create airborne plumes of organic and inorganic matter as they burn. These particles can nucleate cloud-forming ice crystals and affect cloud dynamics, precipitation, and climate.
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Measurements of Ozone-Depleting Chemicals in the Asian Monsoon
New high-altitude aircraft observations identify unexpected high levels of halogen-containing species entering the stratosphere above the summertime Asian monsoon.