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Rivers

Map of the Yukon-Kuskokwim Delta in Alaska
Posted inEditors' Highlights

The Burning Tundra

by Marguerite A. Xenopoulos 4 October 202219 January 2023

As wildfires blaze through the Arctic, scientists examine the role of landscape characteristics on wildfire ecosystem responses in northern aquatic ecosystems.

Photograph of an eroding tidal channel bank.
Posted inEditors' Vox

Bank Retreat Controls River and Estuary Morphodynamics

by Kun Zhao, Giovanni Coco, Zheng Gong, Stephen E. Darby, Stefano Lanzoni, Fan Xu, Kaili Zhang and Ian Townend 13 September 202213 September 2022

Understanding and predicting the geomorphological response of fluvial and tidal channels to bank retreat underpins the robust management of water courses and the protection of wetlands.

Satellite image of the Mississippi delta.
Posted inNews

Estimating Land Loss in River Deltas

by Mohammed El-Said 31 August 202231 August 2022

Some deltas are susceptible to land loss during sea level rise, whereas others gain land because of changes in the courses of rivers.

Sensors attached to an orange buoy on the deck of a research vessel
Posted inNews

River Floods Can Trigger Powerful Underwater Landslides

by Carolyn Wilke 26 August 202224 March 2023

A record-length turbidity current triggered by river flooding has revealed a new link between the surface and the deep sea.

Aerial view of the Colorado River
Posted inNews

Building Resilience in the Face of a Dwindling Colorado River

by Jane Palmer 5 August 202225 October 2022

Policymakers, industry and conservation professionals, and tribal members explore pathways to a sustainable future for the millions of people reliant on the “lifeblood of the American West.”

A panoramic image of a tall waterfall in a verdant and lush tropical valley. The waterfall is along the left side of the valley, and trees with bright green, dark green, and yellow leaves fill the valley floor and cover the valley walls. A grayish sky with mist is above the valley.
Posted inNews

Maui Endures More Drought and Drier Streams

by Kimberly M. S. Cartier 29 July 202229 July 2022

Drought continues to threaten Maui’s native land-based and marine ecosystems, water resources, and traditional ways of life. But conservationists have hope—and ways to fight back.

Flooding during June 2011 on the Missouri River floodplain near Arrow Rock, Mo.
Posted inResearch Spotlights

Missouri River Floodplain Expansion, Services, and Resiliency

by Aaron Sidder 28 July 202221 September 2022

Benefits might accrue for both wildlife and climate resiliency if more floodplains along the lower Missouri River were allowed to flood.

Satellite view of Brahmaputra River
Posted inNews

Satellite Images Reveal a New View of Ancient Earth’s Rivers

by Joel Goldberg 27 July 202227 July 2022

A new method shows a key relationship between the width and makeup of Earth’s river channels over time. The technique could be applied to other terrestrial bodies, such as Mars.

The Colorado River with canyons in the background
Posted inResearch Spotlights

Impact of Climate on River Chemistry Across the United States

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.

Satellite images of the Yangtze River in 1999 and 2010, showing a radical reduction in suspended sediment
Posted inNews

Satellites Show Magnitude of Human Influence on River Sediment Flux

by Mohammed El-Said 12 July 20228 September 2022

Dam-building has decreased the amount of sediment transported by rivers, while land use changes have increased the amount.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
Earth’s Future
“How to Build a Climate-Resilient Water Supply”
By Rachel Fritts

EDITORS' HIGHLIGHTS
AGU Advances
“How Do Atmospheric Rivers Respond to Extratropical Variability?”
By Sarah Kang

EDITORS' VOX
Reviews of Geophysics
“Rare and Revealing: Radiocarbon in Service of Paleoceanography”
By Luke C. Skinner and Edouard Bard

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