Nutrient Pollutant

April 6, 2011--Biodiversity improves water quality in streams through a division of labor (Science Daily)

Biologically diverse streams are better at cleaning up pollutants than less rich waterways, and a University of Michigan ecologist says he has uncovered the long-sought mechanism that explains why this is so. Bradley Cardinale used 150 miniature model streams, which use recirculating water in flumes to mimic the variety of flow conditions found in natural streams.

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