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.
Science Updates
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Telecom Fibers Are Sensing Earthquake Hazards in Istanbul
A fiber-optic cable below Türkiye’s earthquake-prone metropolis is offering new details about how seismic waves will rattle the city—and demonstrating the potential of a bigger monitoring effort.
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How Are Deep Soils Responding to Warming?
Scientists aim to integrate observations from deep-soil-warming experiments worldwide to better understand how ecosystems vital to food security and environmental health will react to climate change.
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Submarine Avalanche Deposits Hold Clues to Past Earthquakes
Scientists are making progress on illuminating how undersea sedimentary deposits called turbidites form and on reconstructing the complex histories they record. But it’s not an easy task.
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The Open Ocean, Aerosols, and Every Other Breath You Take
Phytoplankton and other marine plants produce half of Earth’s atmospheric oxygen and have big effects on food webs and climate. To do so, they rely on nutrients from the sky that are hard to quantify.
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Ionospheric Fireworks Illuminate Auroral Science
A sounding rocket experiment set off a spectacular nighttime light show over Scandinavia as it produced new insights into ionospheric behavior near an aurora.
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Monitoring Polar Ice Change in the Twilight Zone
Landsat’s new extended data collection program is mapping Arctic and Antarctic regions year-round, even in polar twilight.
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Decoding the Dialogue Between Clouds and Land
New research is challenging established assumptions about how clouds form and interact with Earth’s surface. One result may be better weather forecasts.
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Five Key Needs for Addressing Flood Injustice
Better data and assessment metrics—and improved researcher involvement in communities—are needed to understand and redress inequitable vulnerabilities to and recoveries from flooding.
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Trustworthy Satellite Earth Observations for Science and Society
Enhancing confidence in satellite observations of terrestrial properties like land surface temperature and soil moisture requires advances in validation and data quality assessment practices.