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KPCW News Staff
Tue February 4, 2014
This Green Earth - February 4, 2014
Nell and Chris chat with Dr. Devra Davis, re-known Epidemiologist and author of "When Smoke Ran Like Water", a book which chronicles the history of air pollution in the U.S. and it's impacts on human health. She alsotalks about the harm cell phones can cause from microwave radiation.