March 23, 2010
Scott Farnum looks for insects collected earlier and counts them and attempts to classify the species.
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Students explore environmental health at river, Fossil Springs
Recently Payson High School ecology and biology students packed onto a school bus and traveled to different points along the Verde River to measure pH levels of water, velocity and depth, and to look for organisms. The preponderance of delicate organisms can mean water has stayed healthy a long time, according to biology teacher Joe Schmidt.