Biological invasions increasing due to freshwater impoundments

The growing number of dams and other impoundments is increasing the number of invasive species and the speed at which they spread, putting natural lakes at risk, says a study led by the University of Colorado at Boulder.

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<p><a href="http://www.physorg.com/news139579995.html">Biological invasions increasing due to freshwater impoundments</a></p> <p>The growing number of dams and other impoundments is increasing the number of invasive species and the speed at which they spread, putting natural lakes at risk, says a study led by the University of Colorado at Boulder.</p>