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soils

Brown-gray ash covers a building and surrounding fields.
Posted inNews

How Tungurahua Volcano Dropped Heavy Metals into Ecuador’s Food Supply

by Andrew J. Wight 13 May 20246 June 2024

When Ecuador’s Tungurahua volcano erupted multiple times between 1999 and 2016, nearby farming communities were covered in ash, which left heavy metals in their crops.

Cracked, dry, reddish soil with no plants
Posted inNews

Cracking Soils Could Accelerate Climate Change

by Elise Cutts 7 May 20247 May 2024

Climate change is expected to lead to more frequent and intense drought, which in turn causes soil to crack, releasing more carbon dioxide and further warming the planet.

Eos logo with line art microphone and arced lines representing sound
Posted inNews

Does Soil Sound Different After It’s Burned?

by Emily Dieckman 3 May 20243 May 2024

Yes, but not quite the way researchers expected it to.

Close up cross-sectional view of a soil profile right below grass on the ground surface
Posted inScience Updates

How Are Deep Soils Responding to Warming?

by Fabrizzio Protti Sánchez, Avni Malhotra, Michael W. I. Schmidt, Cornelia Rumpel and Margaret S. Torn 17 April 202417 April 2024

Scientists aim to integrate observations from deep-soil-warming experiments worldwide to better understand how ecosystems vital to food security and environmental health will react to climate change.

Diagram from the study.
Posted inEditors' Highlights

When It Rains, It Pours!

by Marc F. P. Bierkens 11 April 20249 April 2024

Water that falls on a forest canopy during rainfall events reaches the ground at focused locations called “pour points”. This insight has a major impact on how we view hydrologic processes on the ground.

A photo image of Mars Simulation Chamber
Posted inEditors' Highlights

Salty Soil May Release Methane on Mars

by Yasuhito Sekine 5 April 20244 April 2024

Through roving and drilling, Mars Curiosity Rover may be breaking up the ground’s salty, hardened soils that seal methane, possibly causing a temporal, local methane spike.

Posted inNews

التربة المكهربة تزيد نمو النباتات

by Saugat Bolakhe 8 March 20248 March 2024

خمسة أيام من الكهرباء المنخفضة الجهد الموجهة إلى جذور النباتات الناشئة عززت نموها بأكثر من 50 بالمئة.

A cliff with different layers of soil and rock, seen from the side
Posted inResearch Spotlights

Coming to a Consensus on Carbon

by Rebecca Owen 7 March 202426 June 2024

A new study describes inconsistencies in how different Earth system models predict soil carbon levels in a warming climate.

A researcher kneels among forest leaves with an open yellow box to measure respiration levels in the soil.
Posted inResearch Spotlights

Our Breathing Earth: A Review of Soil Respiration Science

Aaron Sidder, freelance science writer by Aaron Sidder 27 February 202427 February 2024

A new synopsis details how the past 20 years have changed our understanding of soil respiration and revealed its critical effects on the climate system.

Map of the united states with 4 graphs.
Posted inEditors' Highlights

Pre-Season Wet Soil Produces Fire-Prone Conditions

by Guiling Wang 13 February 202413 February 2024

The SMAP satellite shows that wetter-than-normal soil five months prior to wildfires in the western United States increases fuel availability and fire activity when desiccation occurs.

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