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Journal of Geophysical Research: Biogeosciences

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Underwater photo of pink coral.
Posted inEditors' Highlights

Coastal Coralline Algae Naturally Survive Persistent, Extreme Low pH

by Xiaojuan Feng 22 January 202622 January 2026

Time-series monitoring shows that a coastal coralline algae reef is naturally exposed to extreme low pH levels, suggesting potential adaptation of this biodiverse habitat to future ocean acidification.

The Tippecanoe River in Indiana.
Posted inResearch Spotlights

Denitrification Looks Different in Rivers Versus Streams

by Nathaniel Scharping 16 January 202616 January 2026

A study directly comparing waterways of different sizes revealed important differences in nitrogen dynamics across seasons.

A valley with angular plots of agricultural land is seen from above. The Sun shines through clouds in the background.
Posted inResearch Spotlights

Microbial Genes Could Improve Our Understanding of Water Pollution

by Rebecca Owen 13 January 202613 January 2026

New research in Germany’s Ammer floodplain examines microbial biomarkers to help improve modeling of denitrification.

A photo on the left shows a salt marsh with high grasses beneath gray clouds. On the right is an area with dry grass and clusters of trees, with mountains and puffy white clouds in the distance.
Posted inResearch Spotlights

Understanding Flux, from the Wettest Ecosystems to the Driest

by Nathaniel Scharping 24 November 202524 November 2025

Pulses of activity, from tides to precipitation swings, play a crucial, changing role in ecosystems worldwide.

Posted inResearch Spotlights

全球气候模型需要全面纳入氮循环

by Nathaniel Scharping 18 November 202518 November 2025

氮在气候变化、人类健康和农业等领域发挥着重要作用。一位研究人员认为,气候模型若能更全面地纳入氮的影响,将会受益匪浅。

A lake, seen from above, is swirling with green algal blooms. It is flanked on either side by brown desert land.
Posted inResearch Spotlights

Global Climate Models Need the Nitrogen Cycle—All of It

by Nathaniel Scharping 30 October 202518 November 2025

Nitrogen plays important roles in areas including climate change, human health, and agriculture. A researcher argues that climate models would benefit from more fully incorporating its influence.

Tangled strands of mycorrhizal fungi with an appearance similar to plant roots.
Posted inResearch Spotlights

How Plant-Fungi Friendships Are Changing

by Saima May Sidik 22 October 202522 October 2025

A new framework shows how much carbon plants allocate to their endosymbionts and how that amount might change in the face of warming soil and rising carbon dioxide levels.

两个人站在靠近冰水和冰川的雪景中,举着一根大约是他们两倍高的黑色杆子。
Posted inResearch Spotlights

微生物能在地球大气中繁衍生息吗?还是仅能勉强存活?

by Rebecca Owen 25 September 202525 September 2025

一种自下而上的建模方法让科学家得以更深入地了解大气中的微生物群落。

Dos personas se encuentran en un paisaje nevado, cerca de aguas heladas y glaciares, sosteniendo un poste negro que tiene aproximadamente el doble de su altura.
Posted inResearch Spotlights

¿Pueden los microorganismos prosperar en la atmósfera terrestre o simplemente sobreviven allí?

by Rebecca Owen 9 September 20259 September 2025

Un enfoque de modelización ascendente podría acercar a los científicos a la comprensión de las comunidades de microbios en la atmósfera.

A trampled over wetland
Posted inEditors' Highlights

Where the Pigs and Buffalo Roam, the Wetlands They do Bemoan

by Ankur R. Desai 19 August 202519 August 2025

A novel fenced enclosure study demonstrates the heavy toll that invasive ungulates have on greenhouse gas emissions from coastal wetlands on Indigenous lands in Australia.

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A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

Features from AGU Publications

Research Spotlights

Denitrification Looks Different in Rivers Versus Streams

16 January 202616 January 2026
Editors' Highlights

Coastal Coralline Algae Naturally Survive Persistent, Extreme Low pH

22 January 202622 January 2026
Editors' Vox

Bridging the Gap: Transforming Reliable Climate Data into Climate Policy

16 January 202616 January 2026
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