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The Conversation USA

The Conversation USA

US rivers are becoming saltier – and it's not just from treating roads in winter

  • Written by Sujay Kaushal, Associate Professor of Geology, University of Maryland
Little Missouri River, North Dakota.Justin Meissen, CC BY-SA

The United States has made enormous progress in reducing water pollution since the Clean Water Act was passed nearly 50 years ago. Rivers no longer catch fire when oil slicks on their surfaces ignite. And many harbors that once were fouled with sewage now draw swimmers and boaters.

But as...

Read more: US rivers are becoming saltier – and it's not just from treating roads in winter

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