Come for the sludge, stay for the STEM (and STEAM)

I was lucky enough to tag along on a trip to the Pima County Tres Rios Wastewater Reclamation Facility with Sonoran Desert Homeschoolers. The facility is on the SW corner of Ina Road and I-10, just north of the sports park. First, everyone should know that there was almost no smell at all. None. I did…

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