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rivers

A bird’s-eye view of the Mississippi River delta. The main river runs left to right across the photo and wispy clouds are visible in the foreground.
Posted inNews

Tracking the Sediment Carried by the Muddy Mississippi

by Delaney Dryfoos 10 June 20259 June 2025

New research shows that typically, less than 10% of land-building alluvium reaches the Bird’s Foot Delta region, the southernmost reach of the river, where it meets the Gulf.

Barcas pequeñas en un río pequeño y seco
Posted inNews

Los ríos de Brasil se están infiltrando

by Sofia Moutinho 3 June 202527 June 2025

La extracción desmedida de aguas subterráneas podría estar obligando a los ríos a infiltrar agua hacia el subsuelo, según muestra un nuevo estudio. Las regiones con actividades de irrigación intensivas son las más expuestas a este riesgo.

Chesapeake Bay, with its tree-lined waterfronts curving along the river toward the ocean, is pictured from above.
Posted inResearch Spotlights

River Alkalinization and Ocean Acidification Face Off in Coastal Waters

by Madeline Reinsel 21 May 202521 May 2025

Factors ranging from rainfall to nutrient runoff to changing mining and agricultural practices drove decades-long pH trends in the Chesapeake Bay.

Satellite image of a river channel.
Posted inEditors' Highlights

Inferring River Discharge from Google Earth Images

by Guiling Wang 20 May 202515 May 2025

Critical flow theory can predict river discharge based on the spacing of standing waves captured by Google Earth images.

A river delta seen from a satellite. A narrow path of green spreads out to a larger area with branching rivers before giving way to a coastline.
Posted inResearch Spotlights

New Global River Map Is the First to Include River Bifurcations and Canals

by Rebecca Owen 15 May 202514 May 2025

GRIT provides a much more detailed look at how rivers merge and split, which could enhance hydrological modeling, flood forecasting, and water management efforts.

一张黑白卫星图像显示一条小河从一条大河中分出。
Posted inResearch Spotlights

那些科学上认为不应该存在的河流

by Rebecca Dzombak 8 May 20258 May 2025

乍一看,这些水道似乎毫无意义。一篇新的评论文章详细阐述了它们为何如此存在。

Diagram from the study.
Posted inEditors' Highlights

First Benchmarking System of Global Hydrological Models

by Kei Yoshimura 7 May 20257 May 2025

A benchmarking framework for global hydrological models, essential for Earth System Model evaluations, has finally been proposed.

Map of Lake Geneva and surrounding catchments.
Posted inEditors' Highlights

Organic Radiocarbon Reveals its Inorganic Ancestry in Lake Geneva

by Maximilian Lau 6 May 20256 May 2025

Organic and inorganic radiocarbon ages resolve the origin and dynamics of carbon in the largest natural lake of Western Europe.

A satellite image of dry, brown land with a blue-green river winding horizontally through the center of the image.
Posted inResearch & Developments

Mexico Will Give U.S. More Water to Avert More Tariffs

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 29 April 20255 May 2025

Mexican and U.S. officials announced that Mexico will immediately transfer some of its water reserves to the United States and also allow a larger share of the Rio Grande River to flow into the United States.

Map and 3D view of Alba Mons with drainage networks.
Posted inEditors' Highlights

Young Rivers on a Martian Volcano Reveal Insights into the Amazonian Climate

by David Baratoux 25 April 202524 April 2025

A comprehensive inventory of rivers on Alba Mons on Mars reveals a prolonged history of erosion and development into mature drainage networks during the Amazonian, with contributions of rainfall and snow melt.

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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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