They accumulated a large amount of river mud for fertilizer.

他们堆积了大量河泥用作肥料。

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One woman says they are dying because the river of mud is in front of their homes.

VOA: standard.2009.10.03

Witnesses say the Taliban allowed villagers to drain the tankers after the vehicles became stuck in the mud during an attempt to drive them across a river.

VOA: standard.2009.09.07

He also created the River Avon Mud Circle at Bristol's M Shed museum in April 2011.

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We find that tracks left in the mud of river beds are the easiest to track.

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PCBs are now embedded at the bottom of the river, getting buried under more and more mud as time goes on.

FORBES: Fact and Comment