Purdue-developed tool can get most pollution control for the money

There may be thousands of things large and small that can be done to better control pollution on even the smallest waterways, and a new tool developed at Purdue University may help sort out how to choose the best ones.

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<p><a href="http://www.physorg.com/news164296498.html">Purdue-developed tool can get most pollution control for the money</a></p> <p>There may be thousands of things large and small that can be done to better control pollution on even the smallest waterways, and a new tool developed at Purdue University may help sort out how to choose the best ones. </p>