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Environment · Water
Glen Canyon Dam has created a world of mud
By Dave Marston
![](https://i0.wp.com/writersontherange.org/wp-content/uploads/2024/03/Calving-sediment-below-Clay-Hills-UT-San-Juan-River-courtesy-Chad-Niehaus-scaled.jpeg?resize=500%2C375&ssl=1)
When the San Juan River flows out of the San Juan Mountains in Southwestern Colorado, it contributes 15% of Lake…
Calving sediment below Clay Hills, UT San Juan River, courtesy Chad Niehaus
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