Page 7 - Water Pollution Management - Silty Water - Environmental Impact

Construction companies are a common source

of silty water

In the USA they estimate that

• Over 30% of erosion is caused by natural
processes

• Approximately 70% is the result of mans
activities

• Erosion causes $16 billion of environmental
damage per year

Erosion

• The process by which the land surface is
worn away by the action of water or wind.

Sedimentation

• The movement and settling out of
suspended soil particles.

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