'Sources and Pathways of Pollution'

This picture is showing the 'Sources and Pathways of Pollution' in the Great Lakes, that come from nonpoint source pollution.

Image 37990 is a 387 by 550 pixel GIF
Uploaded: Dec3 12

Last Modified: 2012-12-03 10:15:00
Permanent URL: http://serc.carleton.edu/download/images/37990/sources_pathways_pollution.gif

The file is referred to in 1 page
This picture is from the US EPA website.
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