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satellites

Satellite image of clouds.
Posted inEditors' Highlights

Machine Learning Provides a New Perspective of Low-level Clouds

by Doris Folini 28 March 202527 March 2025

Low-level clouds over the oceans, extensively studied for their role in climate change, are re-examined from a new perspective that applies machine learning to radar observations.

Photo of Earth's atmospheric layers with the moon in the background.
Posted inEditors' Highlights

Better Monitoring is Needed for Climate Change in the Upper Atmosphere 

by Donald Wuebbles 27 March 202526 March 2025

A new commentary calls for a better understanding of the impacts of climate change and anthropogenic emissions on long-term trends of the middle and upper atmosphere through enhanced observations and monitoring capabilities.

Visualization of Earth being hit by a geomagnetic superstorm.
Posted inEditors' Highlights

Ionospheric Changes Following the Geomagnetic Storm of May 2024

by Alberto Montanari 7 March 20253 April 2025

A new study finds that unique ionospheric changes occurred in the upper atmosphere in response to the May 2024 geomagnetic superstorm.

Graph from the paper.
Posted inEditors' Highlights

Prediction of Equatorial Plasma Bubbles for Navigation and Communication

by Alberto Montanari 7 March 20257 March 2025

Scientists demonstrate a new technique to predict the formation of equatorial plasma bubbles, a crucial space weather phenomenon affecting satellite-based communication and navigation systems.

Photo of the empty streets of Times Square.
Posted inEditors' Vox

Particulate Pollution and its Climate Impacts During the COVID-19 Pandemic

by Yuan Wang 24 February 202524 February 2025

The impacts of COVID-19 on short-lived pollutants highlight the predominant influence of the transportation sector and the resulting changes in regional climates and ecosystems.

A satellite orbiting Mercury
Posted inEditors' Highlights

Mercury’s Hollows may be Young and Active

by Jean-Pierre Williams 21 February 202521 February 2025

The first machine learning-derived global-scale survey of Mercury’s hollows suggests they are young features that may be active and will continue to evolve.

Map of Lahaina with colors indicating level of likely damage.
Posted inEditors' Highlights

Using Satellite Data for More Effective Disaster Response

by Susan Trumbore 18 February 20257 February 2025

Satellite data play a crucial role in disaster assessment and response. Meeting expanding demand requires not only accelerated data processing but increased collaboration with responders.

Diagram
Posted inEditors' Highlights

Coastal Dynamics Revealed by Satellite Salinity Data

by Yuanlong Li 11 February 20257 February 2025

One decade of high-quality satellite salinity observations provide valuable insights into the complex dynamics in the Mid-Atlantic Bight.

Photo of clouds with a sunset in the background.
Posted inEditors' Highlights

Characterizing the Space Between Clouds and Clear Sky

by Susan Trumbore 7 February 20257 February 2025

The area near clouds is often classified as ‘clear sky’, but a new study demonstrates the potential biases of misclassifying these transition zones and their significance for Earth’s energy budget.

Four graphs from the study.
Posted inEditors' Highlights

How Southern Ocean Currents Modulate Global Biogeochemical Cycles

by Susan Trumbore 14 January 202514 January 2025

Swirling currents called mesoscale eddies occupy about 22% of the ice-free Southern Ocean. Using data from drifting floats and satellites, scientists report the impact these eddies have on biogeochemical cycles.

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Features from AGU Publications

Research Spotlights

Tracing Black Carbon’s Journey to the Ocean

11 July 202510 July 2025
Editors' Highlights

The Power of Naming Space Weather Events

10 July 20258 July 2025
Editors' Vox

Water Tracks: The Veins of Thawing Landscapes

25 June 202525 June 2025
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