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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Posted inNews
A Dip in Atmospheric Carbon May Have Facilitated Dinosaur Dispersal
Herbivorous dinosaurs migrated north across Pangea beginning about 214 million years ago, coincident with a downturn in atmospheric carbon dioxide levels.
Posted inNews
Rocket Mission Conjures a Ghostly Noctilucent Cloud
Night-shining clouds can be diagnostic tools to better understand how human activity is changing the meteorology of the mesosphere.
Posted inScience Updates
Improving Models for Solar Climate Intervention Research
Modern climate models were designed to simulate natural systems and changes mainly due to atmospheric carbon dioxide, rather than to predict effects of deliberate climate interventions.
Posted inResearch Spotlights
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.
Posted inEditors' Highlights
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.
Posted inFeatures
Glimpsing the Ins and Outs of the Arctic Atmospheric Cauldron
Specially equipped aircraft will follow air masses into and out of the Arctic, observing their transformations and improving our knowledge of the Arctic climate and its global influence.
Posted inEditors' Highlights
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.
Posted inNews
Auroral “Dunes” Light Up Earth’s Atmosphere
The auroral feature, first spotted by amateur astronomers in 2015, likely traces high-altitude atmospheric waves.