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ionospheres

Posted inResearch Spotlights

Half of Atmospheric Joule Heating Is Due to Small Oscillations

by A. K. Higginson 29 February 201624 October 2022

Scientists use sounding rockets to show that small oscillations in electric fields can be just as important for atmospheric Joule heating as the presence of the electric field itself.

Posted inResearch Spotlights

How Saturn Alters the Ionosphere of Titan

by Mark Zastrow 28 January 201628 January 2016

New research shows that Saturn's powerful magnetic field changes the atmospheric chemistry of its largest moon, Titan.

Posted inResearch Spotlights

An Ionospheric Index to Predict Earthquakes Falls Short

by Kate Wheeling 18 November 201518 October 2022

Scientists disagree about the validity of the spatial scintillation index, a tool that aims to forecast earthquakes based on atmospheric disturbances.

Posted inEditors' Vox

First Results from the MAVEN Mission to Mars

by A. Dombard, B. Lavraud, W. K. Peterson and N. Diffenbaugh 5 November 201510 February 2018

Geophysical Research Letters publishes First Results from the MAVEN Mission to Mars, demonstrating a remarkable achievement of NASA's MAVEN team and the broader scientific community.

Posted inResearch Spotlights

Gaseous Planets May Have Huge Luminous Rings Caused by Lightning

by Mark Zastrow 15 July 201515 July 2015

What business do elves have in the upper atmospheres of gas giants? Plenty, it seems. The enormous ring-shaped phenomena triggered by lightning may occur on Jupiter, Saturn, and exoplanets.

Posted inResearch Spotlights

What’s Driving Titan’s Atmosphere?

by E. Betz 11 February 20151 March 2015

A new analysis of Cassini data reveals a major source of heavy hydrocarbons on Saturn’s moon Titan.

Posted inResearch Spotlights

Upper Atmosphere Has Cooled Steadily for Three Decades

by JoAnna Wendel 25 November 201423 January 2023

Scientists projected that the upper atmosphere would continue to cool and contract with rising greenhouse gas emissions. Now, these projections have been confirmed for the first time.

Posted inResearch Spotlights

Model of Earth's Plasmasphere Is Incompatible with Measurements

by E. Balcerak 11 November 20147 September 2016

Researchers find that a model of the Earth’s plasmasphere developed in the 1960s is outdated and inaccurate.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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