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imagery

Series of six figures showing recovered fault geometry and slip models, from early to late stages in the inversion procedure.
Posted inEditors' Highlights

New Inversion Method Improves Earthquake Source Imaging

by Cécile Lasserre 30 August 20218 December 2022

A new method uses Bayesian inference to jointly invert for non-planar fault geometry and spatially variable slip (with associated uncertainties) in earthquake source modeling, based on geodetic data.

Two images comparing a high-resolution pore network in rock and a reconstruction of the same by the machine learning model.
Posted inEditors' Highlights

Reconstructing Rocks with Machine Learning

by D. O'Malley 12 July 20213 October 2022

Machine learning can be used to accurately reconstruct high-resolution, 3D images of rocks from 2D cross-sections, which opens the door to more detailed simulations.

Posted inEditors' Highlights

Citizen Scientists Observe Mysterious Green Streaks Below STEVE

by Mary Hudson 9 November 202015 March 2023

Citizen scientists provided images of sub-auroral STEVE (Strong Thermal Emission Velocity Enhancements) showing fine-scale green features with narrow streaks propagating poleward toward STEVE.

A coronal mass ejection is seen in this image captured by the Solar Terrestrial Relations Observatory spacecraft in 2012.
Posted inResearch Spotlights

The “Complicated” Complexity of Solar Storms

Elizabeth Thompson by Elizabeth Thompson 29 October 202031 May 2022

Researchers turned to crowdsourced science to identify patterns in coronal mass ejections.

A drone hovers over a spring in Fitchburg, Wis.
Posted inNews

Taking an Aerial View Underground

by Jady Carmichael 6 October 20208 September 2022

Wisconsin geologists are testing using drones equipped with thermal cameras to measure shallow soil depths in areas prone to groundwater contamination.

Posted inEditors' Highlights

Ensemble Modeling of Coronal Mass Ejection Arrival at 1 AU

by Mary Hudson 18 September 202031 May 2022

Heliospheric imaging data can be used in ensemble modeling of CME arrival time at Earth to improve space weather forecasts, treating the solar wind as a 1-D incompressible hydrodynamic flow.

The entrance to the Hranice Abyss in the eastern Czech Republic.
Posted inResearch Spotlights

World’s Deepest Freshwater Cave May Be a Kilometer Deep

by Lauren Lipuma 8 September 202013 October 2022

The Czech Republic’s Hranice Abyss is more than twice as deep as researchers thought.

A hilltop in the Crowsnest Forest Reserve, Alberta, Canada
Posted inNews

Canada’s Rocky Mountain Forests Are on the Move

Mara Johnson-Groh, Science Writer by Mara Johnson-Groh 7 August 202031 March 2023

Using century-old surveying photos, scientists have mapped 100 years of change in the Canadian Rockies to document the climate-altered landscape.

Imaging seismic sources with waveforms ranging from the laboratory scale to the global scale
Posted inEditors' Vox

Imaging Seismic Sources

by L. Li and B. Schwarz 30 April 202014 October 2022

Waveform‐based location methods are being used to better characterize and understand seismic sources from the laboratory to the global scale.

Aerial images of Argentière glacier taken in 1919 and 2019
Posted inNews

Europe’s Mightiest Glaciers Are Melting

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 21 October 201928 July 2022

Here’s what a century of ice melt looks like on the Alps’ highest peak.

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Features from AGU Publications

Research Spotlights

Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

12 June 202511 June 2025
Editors' Highlights

Coverage Factors Affect Urban CO2 Monitoring from Space

12 June 202512 June 2025
Editors' Vox

Rising Concerns of Climate Extremes and Land Subsidence Impacts

9 June 20254 June 2025
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