Concrete experiment may eliminate storm drains

Shoreview, Minn., is betting on a new "green" concrete paving method that lets rainwater pass right through the street surface to prevent damaging runoff.

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<p><a href="http://www.physorg.com/news164267918.html">Concrete experiment may eliminate storm drains</a></p> <p> Shoreview, Minn., is betting on a new "green" concrete paving method that lets rainwater pass right through the street surface to prevent damaging runoff.</p>