The SMAP satellite shows that wetter-than-normal soil five months prior to wildfires in the western United States increases fuel availability and fire activity when desiccation occurs.
Geophysical Research Letters
Posted inEditors' Highlights
Solar Eclipses May Initiate Disturbances in Geospace
The statistical evidence from 21 years of data suggests that a solar eclipse may trigger a geomagnetic substorm, which is a disturbance in the Earth’s magnetosphere and ionosphere.
Posted inResearch Spotlights
High Water Levels Cause Problems for Mississippi Shipping
Source: Geophysical Research Letters Droughts’ effect on the navigability of rivers is well documented: During the summer and fall of 2022, barges in the Mississippi River were left stranded, raising concerns about increased shipping costs for key products. Between 2015 and 2019, barges carried an average of 400 million tons of goods along the Mississippi […]
Posted inResearch Spotlights
Glaciers Rise and Fall—and Melt—with Tides
The effect of ocean water creeping beneath Greenland ice is stronger than scientists realized.
Posted inResearch Spotlights
Uncertainty Abounds in Seeding the Sky to Fight Climate Change
Some scientists have suggested injecting solid particles such as alumina, calcite, or even diamonds into the atmosphere to temporarily limit climate warming. But new research shows there are still big unknowns.
Posted inResearch Spotlights
Iron Snow Ebb and Flow May Cause Magnetic Fields to Come and Go
Lab experiments find that iron crystals in planetary cores may form in bursts, causing periodic dynamos.
Posted inEditors' Vox
AGU Publications Opens Science: Making Science Accessible and Equitable
To celebrate the Year of Open Science, we highlight our efforts to make AGU journals and books more open, accessible, and inclusive.
Posted inResearch Spotlights
Los primeros eventos de deslizamiento lento observados en el sur de Costa Rica
Cinco eventos observados en la Península de Osa revelan nueva información sobre el papel que estos pequeños y lentos terremotos pueden desempeñar en la acumulación de tensión y riesgos de tsunami a lo largo de las zonas de subducción.
Posted inResearch Spotlights
Humans Have Boosted Atmospheric Mercury Concentrations Sevenfold
A new baseline of volcanic contributions to the global mercury cycle reveals how drastically human activities have increased the element’s concentration in the atmosphere.