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Water Resources Research

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A satellite image of urban sprawl in Shanghai
Posted inResearch Spotlights

The Urban Dry Island Effect

by E. Underwood 28 February 201919 September 2023

A study of the Yangtze River Delta shows how urbanization dries out the atmosphere.

A cartoon of a scientist imagining the complexities of Earth system models
Posted inResearch Spotlights

Reframing Sensitivity Analysis in Earth System Models

by Terri Cook 21 February 201913 October 2021

According to a new study, the performance metric–based methods currently used to evaluate dynamical model sensitivity are based upon faulty reasoning and need to be reenvisioned.

A view of drought-stricken Lake Mead
Posted inResearch Spotlights

Rising Temperatures Reduce Colorado River Flow

Sarah Stanley, Science Writer by Sarah Stanley 18 February 20193 March 2023

Hotter conditions have played a much greater role in reducing flow during the ongoing Millennium Drought than in a mid-20th century drought.

Dry Creek in South Australia, flooded after a heavy rain
Posted inResearch Spotlights

Balancing Robustness and Cost in Hydrological Model Optimization

by E. Underwood 6 February 201930 March 2023

A new study presents a framework for finding the best optimization algorithm.

A historic photo shows the damage of the 1903 Heppner Flood in Oregon
Posted inResearch Spotlights

The Meteorological Culprits Behind Strange and Deadly Floods

Aaron Sidder, freelance science writer by Aaron Sidder 4 February 201918 February 2022

A new study examines how unusual meteorology interacted with topography and other local conditions to generate some of the most devastating floods in American history.

A view of Mount Rainier National Park in summer
Posted inResearch Spotlights

How Will Melting Glaciers Affect Streamflow?

Sarah Stanley, Science Writer by Sarah Stanley 1 February 20199 February 2023

High-resolution modeling of summertime streamflow in the Pacific Northwest reveals the effects of glacial retreat on streamflow will vary by elevation.

Water overflows the river channel in Sinks Canyon State Park, Wyoming
Posted inResearch Spotlights

The Unpredictability of Floods, Erosion, and Channel Migration

Aaron Sidder, freelance science writer by Aaron Sidder 29 January 20196 March 2023

A new algorithm incorporates randomness into stream channel formation and suggests the approach represents regions with variable flood magnitudes better than standard models.

A view of Jackson Lake Dam in northwestern Wyoming
Posted inResearch Spotlights

Exploring Uncertainty in Streamflow Estimates

Aaron Sidder, freelance science writer by Aaron Sidder 18 January 201928 February 2023

A review of streamflow uncertainty estimation methods reveals that one method does not fit all situations and provides recommendations for how to improve streamflow estimates.

A researcher checking instruments used to collect soil moisture data
Posted inResearch Spotlights

Evaluating the Efficiency of Data Assimilation

Aaron Sidder, freelance science writer by Aaron Sidder 7 January 201914 June 2022

Information is lost when researchers combine statistical models and remote sensing data, but just how much is often unclear. A new study offers a framework to measure the inefficiency.

Posted inEditors' Vox

The Value of Snow

by J. D. Lundquist 18 December 201828 February 2023

Investments in snow pay high-dollar dividends.

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A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

Features from AGU Publications

Research Spotlights

An Ecosystem Never Forgets

19 December 202519 December 2025
Editors' Highlights

Frictional Properties of the Nankai Accretionary Prism

11 December 20259 December 2025
Editors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 2025
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