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rivers

A satellite view of a portion of Earth shows the planet’s curved horizon at the top of the image. Green and brown landmasses are cut by two large, blue, winding rivers that empty into the ocean in the foreground. Clouds are visible on the edges of the image.
Posted inResearch Spotlights

New River Chemistry Insights May Boost Coastal Ocean Modeling

Sarah Stanley, Science Writer by Sarah Stanley 9 January 20269 January 2026

By more realistically accounting for river inputs, researchers reduced overestimation of the amount of carbon dioxide absorbed by coastal waters.

A handful of people standing in a broad grassy area use a tall tool to collect a soil core. Behind them is a row of evergreen trees and a blue sky.
Posted inNews

Blending Science and Indigenous Knowledge to Tell an Estuary’s Story

by Stella Mayerhoff 23 December 202523 December 2025

A new study of nutrient levels in soil cores supports oral Indigenous history, informing future estuary restoration efforts.

A river flowing through a lush green area is seen from a plane. The wing of the plane, as well as clouds, is visible at the top of the frame.
Posted inResearch Spotlights

Climate Modeling for Communities, with Communities

by Saima May Sidik 17 December 202517 December 2025

End users, such as Indigenous community members developing climate adaptation efforts, make better use of climate models when researchers collaborate with them from the start.

Aerial view of snow-covered Yukon River Delta in Alaska.
Posted inNews

Changing Winters Leave Indigenous Alaskans on Thin Ice

by Cassidy Beach 12 December 202517 December 2025

Researchers are blending Indigenous Knowledges with climate models to describe shifts in snow and ice.

A small river bordered by rocky beaches and trees, which are also reflected in the river.
Posted inResearch Spotlights

Watershed Sustainability Project Centers Place-Based Research

by Madeline Reinsel 4 December 20254 December 2025

A community science project supports an innovative watershed management plan.

Diagram from the study.
Posted inEditors' Highlights

From Mantle Flow to River Flow: Shaping Earth’s Surface from Within

by Fabio A. Capitanio 20 November 202519 November 2025

The convection of the Earth’s mantle shapes its surface, carving fault networks into the lithosphere that can guide the course of rivers.

An illustration of a triceratops
Posted inNews

Move Over, Beavers. Dinosaurs Might Also Have Been Nature’s Engineers

by Grace van Deelen 25 September 202525 September 2025

Late Cretaceous dinosaurs may have cut back vegetation, creating large floodplains. When the asteroid hit, those floodplains became forests, a new study argues.

Mount Pinatubo, Philippines, erupts in 1991.
Posted inNews

Volcanic Eruptions in One Hemisphere Linked to Floods in the Opposite One

by Grace van Deelen 22 September 202522 September 2025

Asymmetric volcanic plumes may shift equatorial weather patterns and increase tropical stream flow, according to new simulations.

A shallow green-blue river with large brown-gray rocks.
Posted inResearch Spotlights

Droughts Sync Up as the Climate Changes

by Rebecca Owen 18 September 202518 September 2025

A new study reconstructs roughly 800 years of streamflow history in India’s major rivers, showing an increase in synchronous drought linked to anthropogenic climate change.

Two people wearing waders stand in a river holding orange trash bags. Between them is a cage flanked by two lines of buoys, which have funneled trash into the cage.
Posted inResearch Spotlights

How North Carolina Trash Traps Could Help Inform Policy

by Rebecca Owen 11 September 202511 September 2025

Staff and volunteers at Waterkeepers collected and categorized more than 150,000 pieces of trash from the state’s waterways, the vast majority of which were plastic.

Posts pagination

Newer posts 1 2 3 4 … 35 Older posts
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

How Water Flows Toward Cities During Hurricanes

30 July 202630 July 2026
Editors' Highlights

The Definitive Guide to the TEX86 Paleothermometer

3 August 20263 August 2026
Editors' Vox

The Hidden Costs of Mining River Sand

27 July 202627 July 2026
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