Diatoms becoming vital tool for measuring quality of our waters.(Originated from Knight-Ridder Newspapers)

From: Knight Ridder/Tribune News Service | Date: April 1, 1996| Author: Jaffe, Mark | Copyright information

PHILADELPHIA _ They float like microscopic jewels on the waters of the world _ minute, filigreed pillboxes, cylinders, pyramids, and diamonds. These organisms _ known as diatoms _ are found in virtually every lake, river and ocean on the planet.

The diatom is, however, more than merely a beautiful and ubiquitous form of algae. It is rapidly becoming a vital tool for measuring both the present and past environmental quality of our waters.

The virtue of the diatom is ...

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