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biogeochemistry

A satellite image shows miles-wide blooms of green phytoplankton in the ocean.
Posted inNews

Microbe Preferences Drive Ocean Carbon Pump

by Grace van Deelen 15 October 202415 October 2024

New research offers insight into how certain bacteria degrade organic matter in Earth’s oceans.

People floating in colorful tubes in the distance down gentle river rapids.
Posted inNews

Labor Day Dips Alter Stream Composition

by Grace van Deelen 30 August 20242 June 2025

Holiday weekend tubing introduces toxic chemicals and shifts microbial communities in a popular Colorado river.

A microscopic image of remnants of silicifying organisms
Posted inNews

Clays May Have Slowed Earth’s Recovery After the Great Dying

by Kate Evans 19 August 202419 August 2024

Without tiny marine organisms using silica for shells, Earth’s oceans generated more clay, released more carbon dioxide, and kept Earth warmer for longer.

White bubbles in water next to corals
Posted inENGAGE, News

Corals Are Simplistic When Conditions Are Acidic

by Anupama Chandrasekaran 16 August 202416 August 2024

Increasing ocean acidity could spell trouble for fish that depend on corals’ many branches for protection.

A green Acaryochloris marina culture in a conical flask
Posted inNews

Red-Light-Loving Bacteria Could Expand the Search for Life

by Kristel Tjandra 22 May 202422 May 2024

Scientists are uncovering genes responsible for oxygenic photosynthesis in cyanobacteria to shift the search for potentially habitable worlds.

A boat holding an instrument on a foggy lake
Posted inNews

Chemodiversity Could Indicate Freshwater Ecosystem Health

by Grace van Deelen 18 April 202418 April 2024

High-resolution mass spectrometry provides innovative analyses of dissolved organic matter.

An oil rig surrounded by a green wall sits on a dirt landscape. Three people, surrounded by boxes and bags, sit in the dirt and examine instruments.
Posted inResearch Spotlights

Anthropocene Activities Dramatically Alter Deep Underground Fluid Flux

Sarah Stanley, Science Writer by Sarah Stanley 17 April 202417 April 2024

Scientists call for improved understanding of how our influence on deep subsurface fluids and microbes might affect the larger Earth system.

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.

Photo of a wetland
Posted inEditors' Highlights

When You’re a Wet(land), You’re A Wet(land) All the Way

by Ankur R. Desai 9 April 20248 April 2024

Wetlands and their methane emissions require careful consideration for incorporation in Earth system models with many advances made over the past 30 years.

Un iceberg flota en el océano cerca de Antártica.
Posted inNews

La acidez del océano antártico aumentará rápidamente a finales del siglo

by Nathaniel Scharping 11 March 202411 March 2024

Nuevos estudios muestran que los niveles de acidez podrían llegar a duplicarse para el 2100, poniendo en peligro los ecosistemas frágiles del gélido Océano Austral.

Posts pagination

Newer posts 1 2 3 4 5 6 … 9 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

How Internal Waves Transport Energy Thousands of Miles Across the Ocean

26 March 202626 March 2026
Editors' Highlights

Machine Learning Could Enhance Earth System Modeling

10 April 20267 April 2026
Editors' Vox

Synergistic Integration of Flood Inundation Modeling Methods

10 April 202610 April 2026
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