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The mouth of the Mississippi River in south Louisiana. The delta of the Mississippi is sinking faster than local sea-level rise rates. Photo courtesy of Adobe Stock.

Major river deltas are sinking faster than sea-level rise

May 2, 2026

Broad surfaces called terraces preserve ancient river floodplains and landscape history up to hundreds of meters above the Fortymile River, a tributary of the Yukon River, in eastern Alaska. Researchers from the USGS, the University of Vermont, Purdue University and Utah State University publish definitive support that increases in sediment deposited to oceans from river erosion coincide with dramatic changes in glacial cycles. Credit: USGS

Geoscientist Aids Study of Climatic Change Impacts on River Erosion

Mekong River

New understanding of Mekong River incision

By analyzing centuries-old growth rings from trees in the Intermountain West, researchers at USU are extracting data about monthly streamflow trends from periods long before the early 1900s when recorded observations began.

Between the lines: Tree rings hold clues about a river’s past

Riverbed armor

How Rivers Resist Erosion

Amazon River

May 20, 2013

Nile River

April 15, 2013

Middle East River Basin Has Lost Dead Sea-Sized Quantity of Water

February 14, 2013

River Delta

December 3, 2012

Underwater River of Mud and Sand Tells Tale of Climate Change...

January 28, 2012

A clearer picture of how rivers and deltas develop

September 15, 2011

New research shows rivers cut deep notches in the Alps’ broad...

September 15, 2011

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