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Earth and Space Science

Map of the Gusev Crater region of Mars with craters detected by an algorithm shown in red
Posted inEditors' Highlights

Who Wants to Count All the Craters on Mars? Not Me!

by P. Fox 21 July 202028 January 2022

Humans found hundreds of thousands of craters on Mars greater than 1 kilometer in diameter, but now computers automate the process delivering crater counts as well as geologically meaningful ages.

Charts comparing the Standardized Precipitation-Evapotranspiration Index and the standardized simulations at multiple timescales for the study area, which is shown on a map on the left
Posted inEditors' Highlights

Ensemble Learning Estimates Terrestrial Water Storage Changes

by Jonathan H. Jiang 2 July 202027 June 2020

Ensemble learning models for estimating past changes of terrestrial water storage from climate are presented and tested in the Pearl River basin, China.

An active sun in June 2013
Posted inResearch Spotlights

How Accurate Are Our Measurements of the Sun’s Energy?

by Elizabeth Thompson 13 April 20201 November 2021

As instruments collecting solar data degrade, researchers must correct for errors. A new study compares several methods to correct solar spectral irradiance measurements.

Satellite view of the Nili Patera dune field on Mars in 2014
Posted inResearch Spotlights

Mapping Martian Dunes from Orbit

by David Shultz 24 March 202029 September 2021

New research shows how fast the sands shift on the Red Planet and how useful imagery from different orbiting cameras can be in studies of Mars’s dunes.

Photograph taken from the International Space Station of clouds over the Amazon Basin
Posted inResearch Spotlights

Evaluating Cloud Cover Predictions in Climate Models

by Sarah Stanley 23 March 202029 September 2021

A new analysis highlights progress in predictions of cloud cover from models that are part of the Coupled Model Intercomparison Project.

Image of the Sun in extreme ultraviolet light taken by NASA’s Solar Dynamics Observatory
Posted inResearch Spotlights

Observational Data Validate Models of Sun’s Influence on Earth

by David Shultz 2 January 202029 September 2021

Using a combination of independent models and observations over multiple timescales, scientists verify two important models that gauge the amount of solar radiation Earth receives.

Wispy cirrus clouds hover high above an open farm field.
Posted inResearch Spotlights

A Better Way to Measure Cloud Composition

by E. Underwood 30 July 2019

An enhanced satellite remote sensing suite accurately measures ice particles, temperature, and water vapor.

Lake Chad as seen from Apollo 7 in 1968
Posted inResearch Spotlights

The Ups and Downs of Rainfall in Chad Since 1950

by David Shultz 24 July 201911 August 2019

A new study finds that rainfall rates are recovering in some cities since a 1966–1990 dry spell, but precipitation is still down overall since 1950.

Abstract image of a convection process
Posted inResearch Spotlights

Celebrating a Century of Nonlinearity Across the Geosciences

by Terri Cook 23 May 2019

Nonlinear concepts have evolved and become increasingly applicable to a wide range of geoscience inquiries, thus setting the stage for exciting new advances during AGU’s next 100 years.

A view of the Larsen C ice shelf in Antarctica
Posted inResearch Spotlights

Extending the Record of Surface Melt on the Larsen C Ice Shelf

by Terri Cook 25 February 2019

The first use of Advanced Scatterometer radar data to determine melt duration on an Antarctic ice shelf shows the season has decreased by up to 2 days per year during the extended 21st century record.

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From AGU Journals

MOST SHARED
Reviews of Geophysics
“Global and Regional Trends and Drivers of Fire Under Climate Change”
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Global Biogeochemical Cycles
“Emission of trace gases and aerosols from biomass burning”
By M. O. Andreae, P. Merlet

HOT ARTICLE
Geophysical Research Letters
“Relating Slip Behavior to Off-Fault Deformation Using Physical Models”
By Emily O. Ross et al.


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