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freshwater

A sunset casts pink hues onto clouds over a waterway, with trees silhouetted against the light.
Posted inResearch Spotlights

Measuring the Ins and Outflows of Estuaries

by Saima May Sidik 8 November 20228 November 2022

Scientists modeled monitoring schemes in three different estuaries to determine instrument layouts that could effectively and efficiently measure exchanges of salt water and freshwater.

Un diagrama mostrando varios ciclos del agua en la Tierra. Se pueden observar en azul los reservorios del agua como los ríos, nubes, océanos y lagos.
Posted inNews

Este no es el ciclo del agua que conociste en tu infancia

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 27 October 202222 March 2023

El USGS (servicio geológico de los EE.UU.) acaba de sacar un diagrama del ciclo del agua completamente renovado, con los humanos como protagonistas.

Aerial view of tributaries entering a larger river with an inset close-up of aquatic plants
Posted inResearch Spotlights

High-Frequency Monitoring Reveals Riverine Nitrogen Removal

by Saima May Sidik 25 October 202226 October 2022

Years of daily readings provide an unprecedented view into how a submerged aquatic meadow kept nitrogen from reaching the St. Lawrence Estuary as well as insights on how climate change may alter it.

Diagram showing various water cycles on Earth.
Posted inNews

Not Your Childhood Water Cycle

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 13 October 202228 October 2022

The USGS just debuted a complete remaking of the water cycle diagram—with humans as headliners.

Water churns below a large dam.
Posted inResearch Spotlights

How We’re Reshaping Global Water Storage

by Saima May Sidik 21 September 202228 November 2022

Researchers modeled and mapped how eight key aspects of human societies affect hydrological cycles.

A headwater stream flows down the side of a rocky and grassy mountainside under a blue sky.
Posted inOpinions

Protecting the Mountain Water Towers of Spain’s Sierra Nevada

by Bopaiah A. Biddanda, Manuel Villar-Argaiz and Juan Manuel Medina-Sánchez 16 September 202224 August 2023

Students and community members monitor the health of mountain water reserves, which capture and release water, evening out wet and dry periods downstream.

View of a lake in the distance with mud cracks in reddish soil in the foreground.
Posted inResearch Spotlights

Surprise Hydrological Shifts Imperil Water Resources

Sarah Stanley, Science Writer by Sarah Stanley 15 September 202213 October 2022

Mounting evidence suggests the need for improved water planning strategies and revamped hydrological models.

A red tide washes over a Florida beach.
Posted inFeatures

Harmful Algal Blooms: No Good, Just the Bad and the Ugly

by James E. Silliman 9 September 202214 September 2022

Natural and human factors are leading to larger, more frequent, and longer-lasting algae blooms. Recent research is increasingly revealing the scope of the problem and informing potential responses.

Graph from the paper.
Posted inEditors' Highlights

Arctic Salinity Pushes the AMOC Swing

by Kristopher B. Karnauskas 3 August 20222 July 2024

A model of the Atlantic Meridional Overturning Circulation (AMOC), pioneered by Henry Stommel over 60 years ago, can exhibit realistic cyclic behavior if the role of Arctic salinity is included.

A water tanker truck parked outside an apartment complex in Bengaluru, India
Posted inOpinions

Deploying Community Water Solutions with People, for People

by Indrani Pal, Celena Wasserstrom, Adriel Chang and Ganesh Shanbhag 14 July 20221 June 2023

Guiding principles and strategies for solving local water availability problems in India have emerged from collaborations involving water users, water experts, and water solutions providers.

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