Why are river deltas disappearing? They’re sinking faster than many people realize.

By: Elise Plunk

Outlets: Louisiana Illuminator

Published: January 15, 2026

Words: 784

Last Updated: 3 weeks, 5 days ago

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A new study says river deltas around the world aren’t just disappearing because of rising seas, but because the land itself is sinking down into the waters, either as fast or faster than the rising oceans.

Researchers found some of the most rapid sinking is happening along the Mississippi River Delta in Louisiana. The study aims to better guide coastal restoration in disappearing river deltas around the globe, helping leaders, scientists and people living in …

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