News Life

Why diversity rules

Experiment shows how a multitude of species gets the job done

By Susan Milius

- More than 2 years ago

A novel experiment in cleaning nitrate pollution out of water gives a new look at what’s so powerful about the diversity of life.

MIX UP A variety of algae (magnified here) flourish in natural streams and take the nitrogen they need to grow from of the water, thus scrubbing up some vexing nitrate pollution.