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Jordan Avery measures the height of the tree on the left to check for growth over the last 12 months.

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Nature’s classroom

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.

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