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sulfur

Photo of the empty streets of Times Square.
Posted inEditors' Vox

Particulate Pollution and its Climate Impacts During the COVID-19 Pandemic

by Yuan Wang 24 February 202524 February 2025

The impacts of COVID-19 on short-lived pollutants highlight the predominant influence of the transportation sector and the resulting changes in regional climates and ecosystems.

A cave with white stalagmites and stalactites.
Posted inNews

Cave Deposit Links Greenland’s and Europe’s Climate Records with a German Volcano

by Bill Morris 21 February 202521 February 2025

Dating a late Pleistocene eruption has big implications for understanding the Younger Dryas—and current climate change.

A blue and red cargo ship sails through the ocean while spewing black smoke into the air.
Posted inResearch Spotlights

Lower Shipping Emissions May Lead to Higher Global Temperatures

by Rebecca Owen 16 September 202416 September 2024

Regulations designed to reduce sulfur dioxide emissions from the maritime shipping industry are linked to a change in cloud structure that raises atmospheric temperatures.

A man holds a clear cylinder that is about 3 feet tall and holds ocean sediment and water.
Posted inNews

Toxic Metal on the Rise in the Baltic Sea

by Amy Mayer 17 June 202417 June 2024

Postwar reconstruction is likely the cause of elevated thallium levels, but low-oxygen, high-sulfide conditions keep the material, which is extremely dangerous to mammalian health, from moving into the human food chain.

Emissions rise from smokestacks in the distance, beyond trees silhouetted by low sunlight.
Posted inScience Updates

An Air Quality Model That Is Evolving with the Times

by Min Huang, Gregory Carmichael and Kevin Bowman 28 May 202428 May 2024

The pioneering Sulfur Transport and Deposition Model, initially designed to simulate atmospheric sulfur, continues to find new applications and value in environmental science and policymaking.

Schematic illustrating the model applied in this study.
Posted inEditors' Highlights

New Constraints on Sulfur Cycling in the Prebiotic Earth

by Susan Trumbore 12 January 20248 January 2024

Experiments constraining rates of aqueous reactions and photolysis coupled with a global model constrain the abundance and chemical speciation of sulfur in early Earth’s atmosphere and oceans.

Diagram from the study.
Posted inEditors' Highlights

Sulfur is Demanding its Place in Crop Nutrient Budgeting

by Luis Lassaletta 16 November 202317 November 2023

Scientists advocate for a more significant consideration of sulfur from a multidisciplinary perspective as a necessary step towards sustainable crop management.

Photo showing technologies for monitoring volcanic gas emissions.
Posted inEditors' Highlights

Send in the Drones: Safely Monitoring Volcanic Gas Emissions

by Paul Asimow 8 June 20238 June 2023

New drone technology was combined with satellite and ground-based data to improve volcanic gas flux monitoring at the remote Bagana Volcano in Papua New Guinea.

A person stands in a dark cave holding a flashlight.
Posted inNews

Searching for the Sculptor of France’s Caves

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 31 March 202331 March 2023

Spelunking scientists searched for the original source of the French Pyrenees’ magnificent caves.

Satellite image of clouds and ship tracks in the Pacific Ocean south of Alaska
Posted inNews

Tracking Climate Through Ship Exhaust

by Humberto Basilio 27 September 202218 October 2022

International regulations have reduced aerosol pollutants released from ships. Now, researchers want to use ship tracks to better understand the ambiguous effects that cleaner air has on climate.

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Features from AGU Publications

Research Spotlights

The Uncertain Fate of the Beaufort Gyre

13 May 202513 May 2025
Editors' Highlights

Beyond Up and Down: How Arctic Ponds Stir Sideways

13 May 20257 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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