PPT Slide

The surrounding area of this stream is also approximately 20% impervious cover and shows stream erosion that is much worse than in the previous slide due to an absence of vegetation to hold together bank structure.

Copyright 2000, Center for Watershed Protection

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The surrounding area of this stream is also approximately 20% impervious cover, but shows further signs of stream erosion, much worse than the previous slide due to an absence of vegetation to hold the bank structure together.