• Description: water pollution, from epa.gov
• 'Source: English Wikipedia, original upload 6 December 2004 by Dino en:Image:Water pollution.jpg

From [1]

	This image (or other media) is a work of an Environmental Protection Agency employee, taken or made as part of that person's official duties. As works of the U.S. federal government, all EPA images are in the public domain.
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