Through this organization you can get all kinds of information about how to keep waters clean: http://www.nwf.org/What-We-Do/Protect-Habitat/Waters/Clean-Water-Act.aspx
National Wildlife Federation - Go Green Initiative
Through this organization you can get all kinds of information about how to keep waters clean: http://www.nwf.org/What-We-Do/Protect-Habitat/Waters/Clean-Water-Act.aspx