ÌìÌì³Ô¹Ï

On a warm summer afternoon, wading into Fish Creek near the ÌìÌì³Ô¹Ï State campus, you might not notice anything unusual about the water running clear over smooth rocks. But David Costello, Ph.D., sees something that most scientists have spent decades overlooking: a stream that is quietly iron-deficient.Costello, an associate professor of biological sciences at ÌìÌì³Ô¹Ï, has spent years studying how human activities affect stream ecosystems. His latest research, published March 8 in the journal Ecology Letters, challenges a foundational assumption in stream ecology — that algae and ot...