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Water quality

The Colorado River with canyons in the background
Posted inResearch Spotlights

Impact of Climate on River Chemistry Across the United States

Sarah Derouin, Science Writer by Sarah Derouin 26 July 202227 July 2022

Findings of a new study have implications for water quality, aquatic ecosystem health, and water treatment and management as the world warms.

A headshot of Fernando Temprano-Coleto
Posted inFeatures

Fernando Temprano-Coleto: Going with the Flow

by Saima May Sidik 25 July 202227 July 2022

A career in fluid mechanics is both intellectually stimulating and well suited to solving environmental problems.

Geologist Lauren Haygood balances on a plunging anticline during a field trip to the Arbuckle Mountains, Okla.
Posted inFeatures

Lauren Haygood: Normalizing STEM in America’s Heartland

by Saima May Sidik 25 July 202225 July 2022

Community science builds bridges while generating valuable environmental data.

A reservoir surrounded by trees with two people in a canoe
Posted inNews

The Domino Effect of Freshwater Suffocation

by Danielle Beurteaux 11 July 202227 October 2022

As lakes and reservoirs become anoxic, they can promote poor water quality downstream.

A map of central Mexico that uses different colors to show variations of arsenic concentrations in groundwater.
Posted inEditors' Highlights

Protecting Children’s Health Can Benefit the Economy

by Avner Vengosh 6 July 202228 February 2023

A new study presents an integrated approach to predicting the human health impacts, economic implications, and remediation solutions for using contaminated groundwater in Central Mexico.

A tarnished copper water pipe and spigot with dripping water sits in front of a blurred green outdoor background.
Posted inNews

Uranium Detected in Latinx Communities’ Water Systems

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 21 April 202213 September 2025

The unsafe contaminant levels could not be attributed to differences in regional geology, water source, or community size. Researchers suggest they are due to a failure of regulatory policy.

A street in Philadelphia following a winter storm
Posted inENGAGE, Research Spotlights

Road Salts Linked to High Sodium Levels in Tap Water

Sarah Stanley, Science Writer by Sarah Stanley 8 March 202227 August 2025

Use of deicing agents may sometimes raise sodium levels in drinking water beyond healthy limits for people on salt-restricted diets.

Argon plasma
Posted inNews

Innovators Tackle Toxic “Forever Chemicals”

Hannah Thomasy, Science Writer by Hannah Thomasy 24 February 202216 April 2024

New technologies seek to remove and destroy dangerous PFAS chemicals in contaminated water.

Chicago, Ill., along the shore of Lake Michigan
Posted inENGAGE, News

Lake Michigan’s Salinity Is on the Rise

by Robin Donovan 7 February 202227 March 2023

Road salt is primarily to blame for the shift, though the water remains within safe levels for now.

Charts showing frequency distribution of the arsenic concentration for the respective nominal kit categories for the paired dataset.
Posted inEditors' Highlights

Field Kits Effectively Predict Arsenic Contamination

by Avner Vengosh 19 January 202228 February 2023

Field kits used in Bangladesh to test arsenic exposure from contaminated drinking water are effective in comparison to expensive laboratory arsenic tests.

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

The Experiments Improving Our Understanding of Volcanic Tsunamis

12 November 202612 November 2026
Editors' Highlights

Disappearing Moon Craters

9 November 2026
Editors' Vox

Announcing the New AGU Publications Editors-in-Chief Starting in 2027

6 November 20266 November 2026
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