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soils

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.

Árboles con hojas verdes y otoñales en el bosque de Odem. Debajo de los árboles hay pasto ver cubierto parcialmente por hojas caídas ocre.
Posted inResearch Spotlights

Mediciones pareadas de gases: ¿un nuevo trazador biogeoquímico?

by Terri Cook 18 May 202218 May 2022

Una técnica que mide la relación entre el dióxido de carbono producido y el oxígeno consumido podría mejorar las predicciones de la respuesta del suelo al cambio climático.

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 May 2022

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

A person holding soil lets it fall from one hand to the other with a blurred background.
Posted inNews

Traditional Fertilizers Beat Out Industrial Chemicals in Soil Health Test

by Andrew Chapman 29 March 202229 March 2022

New research in western India found that fertilizer based on Traditional Ecological Knowledge made soil more fertile in a head-to-head test with industrial fertilizers.

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.

Close-up of a booted foot and the head of a hoe as dark soil is turned. Young corn plants are out of focus in the background.
Posted inFeatures

The Nutrient-Rich Legacy in the Amazon’s Dark Earths

by Kate Evans 23 March 202223 March 2022

Fertile terra preta soils were created through centuries of carefully managed land use. Scientists are taking cues from these soils to better sequester carbon and improve soil for agriculture.

A view across the Amazon rain forest
Posted inAGU News

Dust in the Wind, Dirt Under Our Feet, and Dunes of Another World

by Heather Goss 23 March 202223 March 2022

In our April issue of Eos, we follow researchers who get to the root of the Amazon basin’s rich landscape.

Biocrust in Australia’s Diamantina National Park
Posted inResearch Spotlights

Biological Crusts Affected by Drought Can Still Stabilize Soils

by Terri Cook 17 March 202225 May 2022

Results of in situ experiments on natural microbial communities suggest that biological crusts can protect soils from erosion, but their protective role could be compromised under predicted future climate scenarios.

La pirámide del Sol en Teotihuacan al frente con un cerro y el cielo despejado detrás.
Posted inNews

Mapeando el pasado, presente y futuro de Teotihuacan

by Humberto Basilio 14 March 202216 March 2022

Un nuevo proyecto con tecnología lidar revela cómo la minería y la expansión urbana han puesto en riesgo a uno de los sitios del patrimonio cultural más icónicos de México.

Forest edge
Posted inNews

Forest Edges Are More, Not Less, Productive Than Interior Forest

by Jenessa Duncombe 3 March 20223 March 2022

The boundaries of northeastern U.S. forests suck in more carbon dioxide than previously thought.

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“Nationwide and Regional PM2.5-Related Air Quality Health Benefits from the Removal of Energy-Related Emissions in the United States”
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