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News Release 18-026

Mississippi River diversions will produce new land, but more slowly than shoreline is lost

Study used optical dating to measure how fast the Mississippi Delta is moving

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Aerial view of the Mississippi Delta.

An eroding Mississippi Delta: How quickly is it washing away? Scientists have new answers.

Credit: Wikimedia


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Aerial view of the Mississippi Delta.

How much has the Mississippi Delta changed over time, and what might it look like in the future?

Credit: Wikimedia


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Closed highway that abruptly ends in open water.

Thanks to wetland loss, Louisiana Highway 1 along Bayou Lafourche abruptly ends in open water.

Credit: Elizabeth Chamberlain


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Two scientists collect riverbank samples.

Scientists Zhixiong Shen and Elizabeth Chamberlain collect a riverbank sample for dating.

Credit: Anjali Fernandes, University of Connecticut


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A scientist extracting a riverbank sample from a sampling device.

Elizabeth Chamberlain extracts a sample from a light-proof sampling device for optical dating.

Credit: Anjali Fernandes, University of Connecticut


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Aerial view of the Mississippi Delta today, showing shrinking landmass.

The Mississippi Delta today, shrinking as sea level rises and sand grains are carried away.

Credit: Wikimedia


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