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Journal of Geophysical Research: Biogeosciences

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Swirls of blue and green are seen in a satellite image of the ocean. On the edges of the image are green areas of land, white areas of ice, and white clouds.
Posted inResearch Spotlights

Bacteria Decide the Ocean’s Dissolved Organic Carbon Abundance

by Saima May Sidik 3 March 20263 March 2026

Dissolved organic carbon prevalence follows from how many bacteria are around to eat it, modeling suggests.

A lake, seen from a rock on the shore, is mostly covered in ice but beginning to melt. The melting water is purple. On the other side of the lake, a rocky cliffside with evergreen trees is visible beneath a blue sky.
Posted inResearch Spotlights

How the Spring Thaw Influences Arsenic Levels in Lakes

by Saima May Sidik 6 February 20266 February 2026

Four lakes near Yellowknife, Canada, show that there’s no one-size-fits-all answer.

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。

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

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