PHILADELPHIA (AP) — Ruth Patrick, a scientist whose research on freshwater ecosystems led to groundbreaking ways to measure pollution in rivers and streams, has died. She was 105.
Patrick, recipient of dozens of the top U.S. science awards including the National Medal of Science, died Monday at The Hill at a Pennsylvania retirement community, according to the Academy of Natural Sciences at Drexel University.
"I last had dinner with Ruth when she was 95 or 96 and finishing the fifth and last volume of her latest five volume treatise on the rivers of the world. An amazing person whose ..."
– Walter Phillips, Cousin,
Phila., PA, Oct 01, 2013
"Ruth Patrick's articles were one of the first I came in touch with when beginning to study diatoms - some thirty years ago. Though my personal subjects have changed from running to standing waters, her ..."
– Richard Müller,
Sep 26, 2013
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