Foam: Natural causes or pollution in our waters?

(click photo to enlarge)

  • Foam collects on the surface of Cahoon Creek. Photo by Dawn Hamil

  • Norah and Jennie collect a foam sample from Cahoon Creek. Photo by Dawn Hamil

  • Norah and Jennie collect a foam sample from Cahoon Creek. Photo by Dawn Hamil

  • Norah and Jennie pour foam from Cahoon Creek into a collection container. Photo by Dawn Hamil

  • Norah and Jennie test the foam smell. Photo by Dawn Hamil

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