Since the 1970s, the stratosphere has cooled as ozone levels dropped and carbon dioxide levels increased. Chemical models of the temperature decline conflicted with satellite observations—until now.
Geophysical Research Letters
Posted inResearch Spotlights
Volcano in Iceland Is One of the Largest Sources of Volcanic CO2
High-precision airborne measurements, in combination with atmospheric modeling, suggest that the Katla subglacial caldera may be one of the planet’s biggest sources of volcanic carbon dioxide.
Posted inResearch Spotlights
A More Detailed Look at Earth’s Most Poorly Understood Crust
The second-generation Antarctic Digital Magnetic Anomaly Project offers a powerful new tool for probing the structure and evolution of the southernmost continent’s lithosphere.
Posted inResearch Spotlights
A Closer Look at the Sustainability of Our Groundwater Aquifers
Researchers use a new approach to assessing the world’s largest aquifers in hopes of improving groundwater management during drought periods.
Posted inEditors' Highlights
Can Coastal Surface Currents Improve Hurricane Forecasts?
An idealized model explores whether hurricane intensity forecasts could potentially be improved by incorporating coastal surface currents data.
Posted inResearch Spotlights
Yellow Detritus in the Oceans May Help Reduce Warming
Dissolved organic matter in the oceans absorbs light near the water’s surface, leading to cooler waters that may help mitigate regional climate warming.
Posted inResearch Spotlights
Autumn Warming No Longer Accelerating Carbon Loss in the North
An analysis of Point Barrow’s 40-year record points to the importance of calculating the carbon cycle’s response to temperature during the northern latitudes’ non-growing season.
Posted inEditors' Highlights
A New Spin on Grain Segregation in Fault Zones
Fine-grained layers in sheared fault gouge may be formed by shear-driven size-segregation in granular materials, rather than by shear localization.
Posted inEditors' Highlights
Insensitivity of Total Sediment Flux to Hydraulic Details
The total sediment mass transported by flow under different sets of regimes is insensitive to the exact details of hydraulic forcing, but what matters is cumulative transport capacity.
Posted inEditors' Highlights
Smaller Eddies Found Within Eddies
A glider survey observed three small eddies embedded within a larger scale eddy associated with the Loop Current in the Gulf of Mexico.