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CC BY-NC-ND 2020

Doune Hill towers over a peat bog in Scotland.
Posted inNews

Building an Early-Career Researcher Community from the Ground Up

by H.M. Marcek 3 December 20201 April 2022

An international group of early-career scientists has developed its own network to virtually moor connections within the peatlands community.

A person stands on the rim of a canyon in New Mexico with the Sun shining down
Posted inScience Updates

A Pandemic Pivot in Earth Science Outreach and Education

by M. Hubenthal, W. Bohon and J. Taber 2 December 202022 March 2022

For some educators, restrictions imposed by COVID-19 created space for innovation and affirmed the value of online tools and learning environments for increasing access to and engagement with science.

Plots showing a visual comparison of spatial pattern of snowfall rate obtained from four different sources
Posted inEditors' Highlights

Using Machine Learning to Detect and Estimate Global Snowfall

by Jonathan H. Jiang 2 December 202030 November 2020

Machine learning is used to retrieve global snowfall occurrence and rate from satellite-based passive microwave sounder observations, trained by snowfall data from a high-quality space borne radar.

Posted inEditors' Highlights

High Climatic Response of High-Latitude Forests

Eric Davidson, president-elect of AGU by Eric Davidson 1 December 20207 July 2022

The seasonal amplitude of atmospheric CO2 is increasing, partly due to boreal forest responses to warming. Photosynthesis and expansion of boreal forests are shown here to be temperature-limited.

Satellite image of a mountainous Antarctic landscape
Posted inNews

Increased Plate Tectonic Activity May Have Warmed the Miocene Climate

by S. Norris 1 December 202026 January 2023

Changes in rates of tectonic degassing may have been responsible for rapid, extreme warming during the Miocene Climatic Optimum and the long cooling period that followed.

Satellite image of Earth, as filmed by Apollo 8 astronauts from the surface of the Moon
Posted inNews

Exoplanet Earth: An Ultimate Selfie to Find Habitable Worlds

by J. Romero 30 November 202016 June 2022

Aliens spying on us from afar is a common science fiction trope. Soon we might know what E.T. would see through a telescope. And that information could help identify other Earth-like planets.

A field on a Nebraska farm with a large irrigation arm watering the crop. Grain storage elevators are visible in the background.
Posted inNews

Modeling Groundwater and Crop Production in the U.S. High Plains

by Jady Carmichael 30 November 20208 November 2022

Innovative new research by a team of international scholars borrows modeling methods from ecology and applies them to groundwater sustainability.

The U.S. Coast Guard Cutter Healy sails through sea ice in the Beaufort Sea
Posted inFeatures

A 50-Year-Old Global Warming Forecast That Still Holds Up

by A. Lapenis 25 November 20209 December 2022

In 1972, Mikhail Ivanovich Budyko used a simple methodology to make climate predictions that remain surprisingly accurate today and that could serve as a new “business-as-usual” scenario.

Posted inEditors' Highlights

Life in the Chicxulub Crater Years After It Was Formed

by V. Salters 24 November 20202 February 2022

While the seas were still churning from the impact and the seawater temperatures were high due to the hydrothermal activity, life was reestablishing itself inside the crater.

A colorful depiction of the four Magnetospheric Multiscale mission satellites traversing Earth’s magnetic field
Posted inNews

Bringing Clarity to Magnetic Reconnection

Damond Benningfield, Science Writer by Damond Benningfield 24 November 202018 July 2023

A particle-level process appears to play a key role in planet-sized events throughout the universe.

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