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biogeosciences

Scientists collect samples from algal mats dotting the surface of sea ice in the Arctic.
Posted inNews

Algal Mats May Be a Key to the Arctic Food Web

by Fanni Daniella Szakal 27 June 20226 January 2023

Melt ponds in sea ice have thriving algal communities with startlingly high levels of photosynthetic activity.

Black ash forest in Minnesota.
Posted inNews

Reevaluating Ecosystems on the Basis of Climate Change Vulnerability

by Deepa Padmanaban 17 June 202217 June 2022

Climate change elevates the risk category of ecosystems across the United States, a new study finds.

A tiny Arctic cod takes shelter underneath pack ice.
Posted inNews

Without Deep Emissions Cuts, Marine Species Face Mass Extinction

by Rishika Pardikar 17 June 202217 June 2022

On the basis of how much oxygen marine species need and how much is available, researchers predict extinctions comparable to those at the end of the Permian under a business-as-usual emissions scenario.

Planta Arabidopsis de dos semanas cultivada en un regolito lunar. La planta es pequeña y ella y el regolito se encuentran al centro de la imagen dentro de un recipiente de cristal transparente.
Posted inNews

El suelo lunar permite cultivar plantas

by Kimberly M. S. Cartier 1 June 202216 June 2022

Plantas cultivadas en regolito lunar recolectado por las misiones Apollo crecieron con éxito desde la semilla hasta el retoño, brindando así información sobre las futuras perspectivas de la agricultura lunar.

Biocrusts abundant in lichens grow on the soil surface in the Colorado Plateau.
Posted inNews

Climate Change Leads to Decline in Lichen Biocrusts

by Derek Smith 26 May 202226 May 2022

As summer temperatures continue to rise, important biocrust-forming organisms in the American Southwest may be lost.

An Arabidopsis plant grown in lunar soil for about 2 weeks
Posted inNews

Lunar Soil Can Grow Plants

by Kimberly M. S. Cartier 13 May 202216 June 2022

Plants grown in lunar regolith collected by Apollo missions successfully grew from seed to sprout, lending insight into future lunar agriculture prospects.

Mangrove forest
Posted inNews

After a Hurricane, Coastal Systems Draw a Line in the Sand

by J. Besl 13 April 202213 April 2022

A new study finds nature can’t have it both ways: On the basis of thousands of case studies from dozens of hurricanes, there’s always a trade-off between resistance and resilience.

In the humid highlands of San Cristóbal Island, researchers take soil samples from a pit.
Posted inNews

The Galápagos Islands: The Ultimate Outdoor Soil Science Laboratory

by DJ McCauley 28 March 202228 March 2022

A new study has spurred further research into the impacts of soil formation on modern-day problems like heavy metal contamination in agricultural soils.

SOCCOM float observing system with ship track, float trajectories, and communication of the float data back to land.
Posted inFeatures

A Global Ocean Biogeochemical Observatory Becomes a Reality

by Oscar Schofield, Andrea Fassbender, Maria Hood, Katherine Hill and Ken Johnson 17 March 202221 December 2022

Building on the successful Argo network of seafaring temperature and salinity sensors, work is underway to deploy 1,000 floats equipped to study ocean biogeochemistry in greater detail than ever.

This aerial image shows two researchers exploring a sunken spring in the middle of a gray and white icy landscape. One researcher, dressed in blue, crouches inside a circular hole in the ice while a second researcher, dressed in black, stands to the left taking a photo.
Posted inNews

Lipids from Europa’s Ocean Could Be Detectable on the Surface

by Kimberly M. S. Cartier 10 March 202210 March 2022

A super salty spring in the Canadian Arctic provides insights key to detecting life on a distant ocean world.

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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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