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freshwater

A large ship floats on a body of water on a sunny day. The name of the ship, painted on its bow, is Lake Guardian.
Posted inNews

Aboard the Lake Guardian, Scientists Search for Clues About the Great Lakes’ Health

by Grace van Deelen 21 September 202621 September 2026

One of the longest-running lake monitoring programs provides data critical for researchers and resource managers.

A scaffold-like tower painted white and red rises above the tree tops of a vast hillside evergreen forest.
Posted inScience Updates

Seeking Closure to Better Understand Earth’s Energy Balance and Water Resources

by William P. Kustas, Jeffrey Wood, Jason Kelley, Nicolas Bambach and Jose D. Fuentes 11 September 202611 September 2026

Accounting for the total energy budget of Earth’s ecosystems has real-world implications for water resource management, land use policy, and monitoring of crop conditions.

A small stream snakes through a vast field of low, green vegetation in front of arid-looking mountain peaks.
Posted inOpinions

A Hybrid Approach for Revealing Headwater Hydrology

by John Hammond, Jay Christensen, Kristin Jaeger, Roy Sando and Jacob A. Zwart 5 August 20265 August 2026

Coordinated work to compile existing data and apply models pairing physical understanding with machine learning could substantially improve streamflow predictions for little-known headwater basins.

卫星图像显示一条河流流入海洋。与蔚蓝的海洋相比,河水呈棕色,并裹挟着大量泥沙流入海洋。河水周围的地貌呈绿色。
Posted inResearch Spotlights

刚果河每秒向大西洋注入4万立方米淡水。一项新研究追踪了这些淡水的去向。

by Rebecca Owen 5 August 20265 August 2026

研究人员综合运用观测资料与数值模拟,追踪了刚果河淡水羽流的运动轨迹,并指出涡旋在水体输运过程中发挥了重要作用。

A satellite image shows a river flowing into the ocean. The river is brown compared to the blue of the ocean, and it is distributing a plume of silt into the ocean. The landscape around the water is green.
Posted inResearch Spotlights

Forty Thousand Cubic Meters of Fresh Water Flow from the Congo into the Atlantic Every Second. A New Study Traces Where It Goes from There.

by Rebecca Owen 2 July 20265 August 2026

Researchers combined observations and modeling to track the movement of the Congo’s freshwater plume, noting that eddies play a significant role in the water’s transport.

Panoramic view overlooking a stream meandering through green farm fields toward hills and mountains in the distance
Posted inOpinions

Archetypes Could Accelerate Agricultural Adaptation to Less Snowpack

by Beatrice L. Gordon, Gabrielle F. S. Boisrame, Christine M. Albano, Rosemary W. H. Carroll and Adrian A. Harpold 9 June 20269 June 2026

Measurable characteristics can be used to develop archetypes of complex agricultural systems, helping stakeholders to assess where different adaptation strategies are more likely to succeed.

A bridge crosses a river beneath a relatively short waterfall. A city skyline is on the other side of the river.
Posted inResearch & Developments

New USGS Tool Fills in the Gaps on U.S. Water Supply

by Emily Gardner 29 April 202622 May 2026

The National Water Availability Assessment Data Companion is the first tool that integrates information about water availability in individual watersheds at a national scale.

Aerial view of a small research boat sitting in blue-green water in front of glaciated mountains that rise steeply from the shoreline.
Posted inScience Updates

Melting Glaciers Make the Coastal Ocean More Sensitive

by Henry C. Henson 16 April 20261 May 2026

Fresh water from retreating ice does more than raise sea levels. It affects how the ocean responds to acidification and other environmental changes.

Two people stand in a darkened space in an art gallery amid stylized images of trees and flowing water projected in shades of light to dark blue onto walls and hanging screens.
Posted inScience Updates

An Art-Science Partnership Offering New Views of Dynamic Landscapes

by Christina Tague and Ethan Turpin 3 April 20261 May 2026

The immersive and interactive WILDLAND exhibition allowed the public—and the exhibition’s creators—to explore connections among water, trees, fire, and other natural and human-made materials expressed across a spectrum of artistic approaches.

A map of the contiguous United States shows the depth of the water table in different areas.
Posted inNews

Report: 13 Great Lakes’ Worth of Water Underlies the Contiguous United States

by Emily Gardner 26 January 202626 January 2026

Researchers used 1 million data points and a machine learning algorithm to estimate groundwater stores with higher resolution than ever before.

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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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In Alaska, Wildfires Help Prevent Future Burns. Will That Feedback Loop Hold?

24 September 202625 September 2026
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“Young Get Older, but Old Get Younger”: Counterintuitive Ocean Waters

25 September 202625 September 2026
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In Appreciation of AGU’s Outstanding Reviewers of 2025

14 September 202610 September 2026
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