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carbon capture & sequestration

A dry tree stands out amid green trees in an Amazon forest.
Posted inNews

South American Rainforests Are on the Brink of Becoming Carbon Sources

by Sofia Moutinho 17 October 202317 October 2023

Plants’ ability to stock carbon ceased during the 2015–2016 El Niño, as temperatures skyrocketed and trees died.

A green, forested hillside shrouded in fog
Posted inNews

Plants Worldwide Reach a Stomata Stalemate

by Emily Shepherd 5 October 20235 October 2023

Research unveiled a surprising plateau in plants’ ability to absorb carbon through stomata, which could mean more carbon left in the atmosphere.

Sedimentos de varios tamaños yacen sobre el fondo marino. Un aura de rayos de sol brilla sobre el océano azul oscuro.
Posted inNews

Arenas de aguas profundas y dónde encontrarlas

by Emily Shepherd 2 October 20232 October 2023

Antiguas avalanchas submarinas llevaron arena al abismo oceánico en el momento en que algunos menos lo esperaban.

Marine snow falling through photic zone in Monterey Bay, California.
Posted inScience Updates

Our Evolving Understanding of Biological Carbon Export

by Emily Osborne, Jessica Y. Luo, Ivona Cetinić, Heather Benway and Susanne Menden-Deuer 12 September 202325 January 2024

The array of processes and organisms that make up the biological carbon pump has immense influence on Earth’s carbon cycle and climate. But there’s still much to learn about how the pump works.

A photo of a small mushroom in a wooded area surrounded by tiny mushroom sprouts
Posted inNews

Soil Fungi May Be a Carbon Pool

by Caroline Hasler 17 July 202324 July 2023

New research suggests that mycorrhizal fungi take in 13 billion tons of carbon dioxide annually, playing a prominent role in Earth’s carbon cycle.

Close-up of star moss on a black rock
Posted inNews

Mosses Play Key Roles in Ecosystems from Tropics to Tundra

by Carolyn Wilke 29 June 202329 June 2023

A global survey of mosses growing on soil found that the somewhat underappreciated plants cover a vast area and perform tasks such as sequestering carbon.

A boxy spacecraft with large solar “wings” takes a detailed look at Earth’s surface.
Posted inENGAGE, News

Major Lakes Have Suffered Major Water Losses over the Past Few Decades

Damond Benningfield, Science Writer by Damond Benningfield 27 June 202329 June 2023

A new study shows that losses are global in both arid and humid regions and could have significant impacts on a quarter of Earth’s population.

Aerial view of the Copper River draining into the Gulf of Alaska.
Posted inOpinions

The Science We Need to Assess Marine Carbon Dioxide Removal

by Jaime B. Palter, Jessica Cross, Matthew C. Long, Patrick A. Rafter and Clare E. Reimers 1 June 202325 January 2024

As companies begin selling credits for marine carbon dioxide removal in largely unregulated marketplaces, scientists must develop standards for assessing the effectiveness of removal methods.

A group of penguins stand on ground streaked with yellow-white droppings. The sea is in the background.
Posted inENGAGE, News

Penguin Poop May Flush Iron into the Southern Ocean

by Carolyn Wilke 23 May 202323 May 2023

Nutrients from the seabirds’ guano fuels the growth of carbon-storing phytoplankton, but penguin populations have plunged in the past 4 decades.

Several moss-covered tree trunks surrounded by dense foliage and ferns.
Posted inResearch Spotlights

Carbon Sink Models Need Nitrogen

Rachel Fritts, Science Writer by Rachel Fritts 28 April 202328 April 2023

If terrestrial biosphere models don’t include nitrogen, they will overestimate carbon sequestration.

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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

Students Enable Widespread Water Monitoring in India

20 July 202620 July 2026
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Redesigning Farmland Through Community Collaboration in California

22 July 202621 July 2026
Editors' Vox

Why Healthy Soils Matter More Than Ever

22 July 202622 July 2026
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