AT SIX. WE KNOW IOWA HAS THE HIGHEST RADON CONCENTRATIONS IN THE COUNTRY. AND TONIGHT WE’RE TAKING A LOOK AT TESTING FOR THIS HEALTH HAZARD IN SCHOOLS. RADON EXPOSURE IN KIDS CAN IMPACT THEIR ...
Samantha Williams, co-president of the Nishnabotna Water Defenders, holds a dissolved oxygen test next to the East Nishnabotna River near Red Oak. The state's fifth largest recorded fish kill occurred ...
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