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Water quality

Small hands hold a clear glass under a kitchen faucet and fill it with water.
Posted inNews

Water Testing Builds Trust in Science as Maui Communities Recover

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 12 December 202428 February 2025

Following fires that ravaged the island in 2023, researchers educated residents about how wildfires affect water quality, and gathered data to determine how wildfire impacts change over time.

A hand in a blue glove holds a plastic cup out to catch a stream of water.
Posted inNews

Nebraska High Schoolers Test Well Water Quality

by Emily Dieckman 11 December 202417 December 2024

The Know Your Well program gives high school students experience in hands-on STEM research while providing community members information about their water quality.

A person’s hand is shown dipping a sampling bottle into a shallow pool of water.
Posted inNews

Lack of Water Quality Data Is a Form of Environmental Injustice

by Saima May Sidik 21 October 202416 December 2024

There’s a dearth of information on the health of lakes in marginalized communities.

People floating in colorful tubes in the distance down gentle river rapids.
Posted inNews

Labor Day Dips Alter Stream Composition

by Grace van Deelen 30 August 20242 June 2025

Holiday weekend tubing introduces toxic chemicals and shifts microbial communities in a popular Colorado river.

Satellite view of rectangular evaporation ponds used for lithium mining located amid a bright white salt flat.
Posted inOpinions

Concerns over Lithium, Water, and Climate in Earth’s Two Highest Deserts

by Lan Cuo 27 August 202427 May 2025

Brine mining to meet resource demands amid renewable energy transitions is affecting water resources in South America and China. Hydrologists can help understand how and join the search for solutions.

Two people install a permeable reactive barrier next to open water.
Posted inNews

Reactive Barriers Could Keep Nitrate out of the Atlantic

by Alix Soliman 15 July 202415 July 2024

Microbes in mulch scrub nitrate from groundwater before it flows to the sea.

Bison roam in a grassland with dead and living trees.
Posted inNews

Kansas Prairie Streams Are Getting Choked, Maybe for Good

by Kimberly Hatfield 6 May 20246 May 2024

A herculean effort to fight back woody plants in the Konza Prairie has largely failed. The outcome shows how difficult it can be to retore these ecosystems.

Kelp gigante en agua azul y soleada.
Posted inNews

Cuando los bosques en la tierra arden, los bosques submarinos sienten el impacto

by J. Besl 31 January 202431 January 2024

El kelp es un hábitat, un sumidero de carbono y un agente aglomerante en tu helado. Pero estudios recientes muestran que los bosques de kelp en California son afectados por el destino de sus contrapartes sobre tierra.

Researchers and a Navajo Nation potter discuss creating water filtration tools over a table with pottery.
Posted inNews

Crafting Clean Water in the Navajo Nation

Jane Palmer, Science Writer by Jane Palmer 22 January 202422 January 2024

A collaboration between researchers and a Navajo Nation potter has yielded an effective and culturally appropriate water treatment device.

A silhouetted, partially transparent image of a hand passing a baton to another hand overlays a photo of an arid, cracked desert land surface with a narrow pool of water in the center.
Posted inScience Updates

Accelerating Toward Water Security

by Eddy Moors, Charles J. Vörösmarty, Graham Jewitt and Anthony D. Cak 22 December 202322 December 2023

Halfway through the United Nations’ push for sustainable development, there is backsliding on the goal of “clean water and sanitation for all.” Water experts and stakeholders are out to change this.

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