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rivers

Watershed
Posted inResearch Spotlights

How Much Dissolved Mercury Is Present in Streams?

by Terri Cook 10 May 201616 February 2022

The results of a new study suggest that an improved understanding of the processes mobilizing mercury in soils will be necessary to predict water quality impacts.

Tidal bore traveling up the Mersey River in northwestern England.
Posted inResearch Spotlights

When Rivers and Tides Collide

Sarah Stanley, Science Writer by Sarah Stanley 28 April 201624 February 2023

Scientists review several decades of research on the complex freshwater reach where fluvial and tidal forces meet.

Iron Gate Dam on the Klamath River near Hornbrook, Calif
Posted inNews

Controversial Pacts Aim for Dam Removals on Western U.S. River

by Randy Showstack 11 April 201615 February 2023

New agreements regarding the Klamath River in Oregon and California would enable the largest U.S. dam removal project ever. Critics say water quality will suffer, decry hydropower loss.

Posted inEditors' Vox

Tidal River Dynamics

by Mark Moldwin 6 April 201624 February 2023

Tidal rivers are a vital and little studied nexus between physical oceanography and hydrology.

Posted inResearch Spotlights

Bark Beetles Cause Big Tree Die-Offs, but Streams Flow Steadily

by L. Strelich 9 March 201611 January 2022

Recent beetle epidemics have driven tree die-offs across North America, and previous studies predicted an increase in annual streamflow would follow—but a new study shows this may not be the case.

Posted inResearch Spotlights

Predicting Changing Human Preferences in Water Basin Management

by Terri Cook 25 February 201630 March 2023

A model of human-water interactions in Florida's Kissimmee River Basin demonstrates the potential for sociohydrologic models to assist with strategic water management decisions.

Posted inResearch Spotlights

California Is the Driest It's Been in 2000 Years

by L. Strelich 10 February 20167 March 2023

Scientists reconstruct the paleohydrology of Tulare Lake to unravel the region's long-term drought history.

Posted inResearch Spotlights

Modeling the Future of Dissolved Organic Carbon in Boreal Forests

Sarah Stanley, Science Writer by Sarah Stanley 9 February 201617 March 2023

Climate change and forest harvesting will increase the concentration and flow of dissolved organic carbon in boreal streams.

Posted inResearch Spotlights

Night Lights Illuminate Human Presence near Rivers

Sarah Stanley, Science Writer by Sarah Stanley 20 October 201519 October 2021

Nocturnal satellite imagery and other fine-scale data could improve global water resources management.

Posted inFeatures

Contaminated Sediment and Dam Removals: Problem or Opportunity?

by J. E. Evans 8 October 201514 September 2022

Restoring rivers to their free-flowing state promises a host of environmental benefits, but contaminated sediments may cloud the picture.

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Features from AGU Publications

Research Spotlights

Machine Learning Simulates 1,000 Years of Climate

27 August 202527 August 2025
Editors' Highlights

As Simple as Possible: The Importance of Idealized Climate Models

28 August 202526 August 2025
Editors' Vox

Waterworks on Tree Stems: The Wonders of Stemflow

21 August 202520 August 2025
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